Species Explorer

Browse and search species from the IUCN Red List and GBIF.

54,666 species

brödmusseron

CR

Leucopaxillus tricolor

Pop: Not assessed|Trend:

Leucopaxillus tricolor faces severe population decline primarily due to habitat loss and degradation of its specialized grassland and woodland edge environments. The species appears to be highly sensitive to changes in land use practices, particularly agricultural intensification and urbanization that fragment or eliminate its preferred habitats.

Broken-banded Wasp-hoverfly

VU

Chrysotoxum octomaculatum

Pop: Not assessed|Trend:

The Broken-banded Wasp-hoverfly faces significant threats from habitat loss and degradation due to agricultural intensification and urbanization across its European range. Climate change is altering the distribution and phenology of both the species and its host plants, while pesticide use in agricultural areas directly impacts populations and reduces prey availability.

brokig barksvartbagge

CR

Corticeus fasciatus

Pop: Not assessed|Trend:

The brokig barksvartbagge (Corticeus fasciatus) is critically endangered primarily due to habitat loss from deforestation and forest fragmentation in its limited range. This bark beetle species depends on specific old-growth forest conditions and dead wood substrates that are increasingly rare due to intensive forestry practices and urban development.

brokig kamnuding

VU

Trinchesia caerulea

Pop: Not assessed|Trend:

Trinchesia caerulea faces significant threats from coastal development and pollution in its marine habitats, which degrade the water quality essential for this nudibranch's survival. Climate change-induced ocean acidification and warming temperatures further stress populations by affecting their prey species and altering suitable habitat conditions.

brokig majbagge

CR

Meloe variegatus

Pop: Not assessed|Trend:

Meloe variegatus, the variegated oil beetle, faces severe population declines primarily due to habitat loss and degradation of flower-rich grasslands and meadows essential for both adult feeding and their complex parasitic lifecycle. Agricultural intensification, pesticide use, and loss of wild bee hosts have further compromised this species' survival across its European range.

brokstrandlöpare

VU

Bembidion semipunctatum

Pop: Not assessed|Trend:

Bembidion semipunctatum faces significant threats from habitat loss and degradation of its specialized coastal and wetland environments. Climate change and sea level rise pose particular risks to this ground beetle's narrow habitat requirements, while human development and pollution of shoreline areas further reduce available suitable habitat.

Bronsgravertje

CR

Dyschirius semistriatus

Pop: Not assessed|Trend:

Dyschirius semistriatus faces severe threats from habitat loss and degradation of its specialized coastal and wetland environments. The species is particularly vulnerable due to its restricted range and specific habitat requirements, making it highly susceptible to environmental changes and human disturbance.

bronsstumpbagge

CR

Saprinus planiusculus

Pop: Not assessed|Trend:

Saprinus planiusculus faces severe population decline primarily due to habitat loss and degradation of its specialized dung beetle ecosystem requirements. The species' dependence on specific carrion and dung resources makes it particularly vulnerable to changes in livestock management practices and agricultural intensification.

Bronze Forester

CR

Jordanita chloros

Pop: Not assessed|Trend:

The Bronze Forester (Jordanita chloros) is critically endangered primarily due to habitat loss and degradation of its specialized coastal grassland and cliff-top environments. The species has an extremely restricted range and small population size, making it highly vulnerable to environmental changes and human disturbance in its limited habitat.

Bronze-tailed Plumeleteer

VU

Chalybura urochrysia

Pop: Not assessed|Trend:

The Bronze-tailed Plumeleteer faces significant pressure from habitat loss and fragmentation due to deforestation and agricultural expansion throughout its range in Central and South America. Climate change poses additional risks by altering the montane forest ecosystems this hummingbird depends on, potentially shifting suitable habitat zones beyond the species' adaptive capacity. Human encroachment and infrastructure development further fragment remaining forest patches, reducing population connectivity and breeding success.

Bronze-winged Parrot

VU

Pionus chalcopterus

Pop: Not assessed|Trend:

The Bronze-winged Parrot faces significant pressure from ongoing deforestation and habitat fragmentation throughout its Andean range, particularly from agricultural expansion and logging activities. Additional threats include capture for the illegal pet trade and climate change impacts on montane forest ecosystems, which are reducing suitable habitat availability and quality.

Bronzekvikløber

CR

Agonum gracilipes

Pop: Not assessed|Trend:

Agonum gracilipes is critically endangered primarily due to habitat loss and degradation of its specialized wetland environments. The species is restricted to very limited coastal and wetland areas that are increasingly threatened by human development, climate change impacts, and hydrological alterations.

Brook Lamprey

VU

Lampetra planeri

Pop: Not assessed|Trend:

Brook Lamprey faces significant threats from habitat degradation and water quality deterioration across its European range. River channelization, pollution from agricultural runoff and urban development, and dam construction have fragmented populations and reduced suitable spawning and nursery habitats, making this species vulnerable to further decline.

Brooklime Gull Weevil

VU

Gymnetron veronicae

Pop: Not assessed|Trend:

The Brooklime Gull Weevil faces significant threats from habitat loss and degradation as wetland areas and riparian zones where its host plant brooklime (Veronica beccabunga) grows are increasingly impacted by agricultural expansion, urban development, and water management practices. Climate change poses additional risks through altered precipitation patterns and temperature regimes that affect both the weevil and its obligate host plant relationship.

Brooks' alsophila

CR

Alsophila brooksii

Pop: Not assessed|Trend:

Brooks' alsophila is critically endangered primarily due to severe habitat loss and fragmentation from deforestation and agricultural expansion in its limited range in the Atlantic Forest of Brazil. The species has an extremely restricted distribution and small population size, making it highly vulnerable to any further habitat degradation or loss.

Broom-tip

EN

Chesias rufata

Pop: Not assessed|Trend:

Chesias rufata faces severe population declines primarily due to habitat loss from deforestation and agricultural conversion of its specialized woodland habitats. Climate change and fragmentation of remaining forest patches further threaten this moth species' survival.

Brown Argus

VU

Aricia agestis

Pop: Not assessed|Trend:

The Brown Argus butterfly is declining primarily due to habitat loss and fragmentation of chalk downlands and limestone grasslands through agricultural intensification and urban development. Climate change is also affecting the distribution and phenology of both the butterfly and its host plants, while changes in grazing management have led to scrubland encroachment that reduces suitable breeding habitat.

Brown Bog-rush

VU

Schoenus ferrugineus

Pop: Not assessed|Trend:

Brown Bog-rush faces significant threats from habitat loss and degradation due to drainage and conversion of wetland areas for agriculture and development. Climate change poses additional risks through altered precipitation patterns and temperature regimes that affect the delicate water balance of bog ecosystems. The species' specialized habitat requirements and fragmented distribution make populations particularly vulnerable to environmental changes.

Brown Booby

EN

Sula leucogaster

Pop: Not assessed|Trend:

Brown Boobies face significant threats from habitat loss due to coastal development and human disturbance at nesting colonies. Climate change impacts, including sea level rise and altered ocean conditions affecting prey availability, pose additional challenges to breeding success and population stability.

Brown Egg Frog

EN

Ctenophryne geayi

Pop: Not assessed|Trend:

The Brown Egg Frog faces severe population declines primarily due to extensive deforestation and habitat fragmentation across its limited range in the Guiana Shield region. Mining activities, agricultural expansion, and infrastructure development have significantly reduced and degraded the pristine forest habitats this species requires for survival.

Brown Emerald Damselfly

EN

Sympecma fusca

Pop: Not assessed|Trend:

The Brown Emerald Damselfly faces severe population declines primarily due to habitat loss and degradation of its specialized wetland breeding sites. Drainage of ponds, ditches, and slow-flowing water bodies for agriculture and development has eliminated much of its suitable habitat across Europe.

Brown Flapwort

VU

Odontoschisma elongatum

Pop: Not assessed|Trend:

Brown Flapwort faces significant threats from habitat degradation and loss due to air pollution, acid rain, and climate change affecting the specialized bryophyte communities it depends on. The species is particularly vulnerable to changes in moisture levels and atmospheric chemistry that alter the delicate balance of its epiphytic and terrestrial moss habitats.

Brown Galingale

CR

Cyperus fuscus

Pop: Not assessed|Trend:

Brown Galingale (Cyperus fuscus) faces severe decline primarily due to habitat loss and degradation of wetland ecosystems. The species' specialized requirements for temporary pools and muddy margins make it particularly vulnerable to drainage, agricultural conversion, and water management changes that alter natural flooding cycles.

Brown Goblet

EN

Arrhenia epichysium

Pop: Not assessed|Trend:

The Brown Goblet (Arrhenia epichysium) is declining primarily due to habitat loss and degradation of its specialized moss-rich environments. Climate change and atmospheric pollution are altering the delicate moisture and chemical conditions required for both the fungus and its moss substrates to survive.

Brown Hairstreak

VU

Thecla betulae

Pop: Not assessed|Trend:

The Brown Hairstreak faces significant population declines across its European range due to habitat loss and fragmentation of its specialized woodland and scrubland habitats. Intensive agricultural practices and urban development have eliminated many of the blackthorn-rich hedgerows and woodland edges essential for this species' survival, while climate change is altering the timing of its life cycle and suitable habitat distribution.

Brown Smoothhound

VU

Mustelus henlei

Pop: Not assessed|Trend:

The Brown Smoothhound faces significant pressure from commercial and recreational fishing activities throughout its range, with populations declining due to overfishing and bycatch in gillnet and trawl fisheries. Habitat degradation in coastal nursery areas, combined with the species' slow reproductive rate and late maturity, makes recovery particularly challenging once populations are depleted.

Brown Tinamou

VU

Crypturellus obsoletus

Pop: Not assessed|Trend:

The Brown Tinamou faces significant pressure from widespread deforestation and habitat fragmentation across its South American range, particularly due to agricultural expansion, cattle ranching, and logging activities. Hunting pressure for subsistence and commercial purposes further threatens populations, while climate change is altering the composition and distribution of the forest ecosystems this ground-dwelling species depends upon.

Brown Wood-Rail

VU

Aramides wolfi

Pop: Not assessed|Trend:

The Brown Wood-Rail faces significant threats from habitat loss and fragmentation due to deforestation, agricultural expansion, and human settlement development throughout its range in South American wetlands and forest margins. Its specialized habitat requirements make it particularly vulnerable to environmental changes, while hunting pressure and wetland drainage further contribute to population declines.

Brown-ribbed Dandelion

CR

Taraxacum pannulatum

Pop: Not assessed|Trend:

The Brown-ribbed Dandelion faces severe threats primarily from habitat destruction and fragmentation due to agricultural expansion and urban development in its limited range. Climate change poses additional pressure through altered precipitation patterns and temperature shifts that affect its specialized alpine and subalpine habitat requirements.

Brown-veined Neb

VU

Metzneria neuropterella

Pop: Not assessed|Trend:

The Brown-veined Neb faces significant threats from habitat loss and degradation due to agricultural intensification and urban development across its European range. Climate change poses additional risks by altering the distribution and phenology of its host plants, while pesticide use in agricultural areas directly impacts both the species and its food sources.

Brown-veined Wainscot

VU

Archanara dissoluta

Pop: Not assessed|Trend:

The Brown-veined Wainscot faces significant threats from wetland habitat loss and degradation across its range, as agricultural expansion and urban development continue to destroy the reed beds and marshy areas essential for its survival. Climate change and altered water regimes further threaten the stability of remaining wetland habitats, while pollution from agricultural runoff degrades water quality in breeding areas.

Brownstriped Grunt

VU

Anisotremus moricandi

Pop: Not assessed|Trend:

The Brownstriped Grunt faces significant pressure from overfishing and habitat degradation throughout its Caribbean and western Atlantic range. Coastal development, pollution, and climate change impacts on coral reef ecosystems further threaten this species, while its importance in commercial and recreational fisheries has led to population declines in many areas.

Bruin stippelschildmos

VU

Punctelia stictica

Pop: Not assessed|Trend:

Bruin stippelschildmos faces significant threats from air pollution, particularly nitrogen deposition and sulfur compounds, which alter the chemical composition of its substrate and reduce lichen diversity. Habitat loss through deforestation and urban development further restricts available suitable surfaces, while climate change affects the delicate moisture balance required for this epiphytic species.

bruine beukegordijnzwam

EN

Cortinarius holophaeus

Pop: Not assessed|Trend:

Cortinarius holophaeus is declining primarily due to habitat loss and degradation of old-growth beech forests across Europe. The species is particularly vulnerable to forest management practices that alter soil chemistry and mycorrhizal relationships, as well as climate change impacts on its specialized forest ecosystem.

bruinrode gaasvlieg

VU

Nothochrysa capitata

Pop: Not assessed|Trend:

The bruinrode gaasvlieg faces significant threats from habitat degradation and loss due to agricultural intensification and urbanization across its European range. Climate change and pesticide use in agricultural areas further compound pressures on this lacewing species, affecting both adult populations and their prey base of aphids and other small insects.

brun ekvårvecklare

EN

Acleris quercinana

Pop: Not assessed|Trend:

The brun ekvårvecklare (Acleris quercinana) is declining primarily due to habitat loss and fragmentation of oak woodlands, particularly ancient oak forests that support its specialized lifecycle. Climate change and forest management practices that favor younger tree stands over mature oak habitats further threaten this species' survival.

brun hårögonharkrank

VU

Pedicia littoralis

Pop: Not assessed|Trend:

Pedicia littoralis faces significant threats from coastal habitat degradation and loss due to human development, pollution, and climate change impacts on shoreline ecosystems. The species' specialized requirements for specific moisture and substrate conditions in coastal environments make it particularly vulnerable to environmental changes and habitat fragmentation.

brun jordtunga

VU

Geoglossum hakelieri

Pop: Not assessed|Trend:

Brun jordtunga faces significant threats from habitat degradation and loss of suitable grassland ecosystems due to agricultural intensification and land use changes. The species' specialized ecological requirements and apparent rarity across its range make it particularly vulnerable to environmental pressures and climate-related shifts in habitat conditions.

brun knotterspindel

CR

Crustulina sticta

Pop: Not assessed|Trend:

Crustulina sticta, the brun knotterspindel, faces severe population decline primarily due to habitat loss and fragmentation of its specialized woodland environments. The species' extremely limited distribution and small population size make it particularly vulnerable to environmental changes and human disturbance. Climate change and altered forest management practices further threaten the specific microhabitat conditions this spider requires for survival.

brun lövsvampbagge

CR

Tetratoma desmarestii

Pop: Not assessed|Trend:

Tetratoma desmarestii is critically endangered primarily due to the loss and degradation of old-growth deciduous forests, particularly those containing its host fungi on dead and decaying hardwood trees. The species requires very specific microhabitat conditions found only in mature forest ecosystems with sufficient dead wood and fungal diversity, which have become increasingly rare due to intensive forestry practices and habitat fragmentation.

brun minerarbagge

CR

Zeugophora turneri

Pop: Not assessed|Trend:

Zeugophora turneri, the brun minerarbagge, is critically endangered primarily due to habitat loss and degradation of its specialized host plant environments. This beetle species has extremely limited distribution and depends on specific plant species for survival, making it highly vulnerable to environmental changes and human activities that alter its narrow ecological niche.

brun tallgrenborre

VU

Pityophthorus lichtensteini

Pop: Not assessed|Trend:

The brun tallgrenborre faces significant threats from forest fragmentation and habitat loss due to logging and land conversion in its native coniferous forest range. Climate change poses additional risks by altering forest composition and increasing the frequency of droughts and wildfires that can devastate both the beetle populations and their host trees.

brun tibastmal

CR

Anchinia cristalis

Pop: Not assessed|Trend:

The brun tibastmal faces severe population declines due to extensive deforestation and habitat fragmentation across its limited range. Climate change is altering precipitation patterns in its specialized montane forest habitat, while invasive species compete for resources and disrupt ecosystem balance.

brun trädsavblomfluga

VU

Brachyopa cinerea

Pop: Not assessed|Trend:

Brachyopa cinerea faces significant threats from habitat loss and degradation of the mature deciduous and mixed forests it depends on for breeding and larval development. Climate change and forest fragmentation further compound these pressures by reducing the availability of suitable microhabitats and disrupting the delicate ecological relationships this specialized hoverfly requires.

Brunlig koralpig

VU

Hydnocristella himantia

Pop: Not assessed|Trend:

Brunlig koralpig faces significant threats from habitat degradation and climate change impacts on marine ecosystems. Ocean acidification and warming temperatures are altering the coral reef and rocky substrate environments this species depends on, while coastal development and pollution further compromise its specialized habitat requirements.

Brunlig ovalløber

CR

Amara brunnea

Pop: Not assessed|Trend:

Amara brunnea faces severe population decline primarily due to habitat loss and degradation of its specialized coastal and sandy environments. Agricultural intensification, urban development, and changes in land management practices have significantly reduced the availability of suitable breeding and foraging habitats for this ground beetle species.

Brunskællet bæltekugle

EN

Daldinia lloydii

Pop: Not assessed|Trend:

Daldinia lloydii faces significant threats from habitat loss due to deforestation and degradation of its specialized woodland environments. The species' dependence on specific host trees and dead wood substrates makes it particularly vulnerable to forest management practices that remove decaying material and alter natural forest succession processes.

brunskaftad blekspik

VU

Sclerophora farinacea

Pop: Not assessed|Trend:

Brunskaftad blekspik faces significant threats from habitat degradation and loss of suitable substrate trees due to forestry practices and urban development. Air pollution and acid rain have reduced the availability of appropriate bark surfaces with the specific chemical conditions this lichen requires for growth and reproduction.

brunspetsad fibbla

EN

Hieracium acrogymnon

Pop: Not assessed|Trend:

Climate change poses the primary threat to this species as warming temperatures force it to retreat to increasingly limited high-elevation refugia. Additional pressures include trampling from recreational activities in alpine areas and competition from invasive plant species that are expanding their range upward due to changing climatic conditions.

Brussels Lace

VU

Cleorodes lichenaria

Pop: Not assessed|Trend:

Brussels Lace faces significant threats from habitat loss due to urbanization and agricultural expansion, which has reduced the availability of its preferred lichen-rich woodland environments. Climate change is altering the delicate balance of moisture and temperature conditions required for both the species and its lichen food sources, while air pollution continues to degrade lichen communities that this moth depends upon for survival.

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