Species Explorer
Browse and search species from the IUCN Red List and GBIF.
54,666 species

Western Barbastelle
CRBarbastella barbastellus
The Western Barbastelle faces severe population declines across its European range due to widespread habitat destruction and degradation of its specialized forest ecosystems. Climate change is altering the distribution and abundance of its preferred moth prey species, while increased pesticide use has dramatically reduced insect populations that this species depends upon for survival.
Western Barn Owl
VUTyto alba
Western Gecko
ENCnemaspis occidentalis
Western Long-beaked Echidna
CRZaglossus bruijni
The Western Long-beaked Echidna faces severe threats from habitat destruction due to deforestation, agricultural expansion, and mining activities across its limited range in New Guinea. Hunting pressure for food and traditional uses, combined with the species' slow reproductive rate and small population size, has pushed this unique monotreme to the brink of extinction.

Western Marsh-orchid
VUDactylorhiza majalis
Western Oakfern
CRGymnocarpium dryopteris
Western Oakfern faces severe threats from habitat destruction due to logging and forest fragmentation in its specialized woodland environments. Climate change is altering the cool, moist conditions this species requires, while invasive plant species compete for resources in its native forest understory habitats.
Western Osprey
CRPandion haliaetus
The Western Osprey faces critical threats from widespread habitat degradation, pollution of aquatic ecosystems, and climate change impacts on fish populations. Persistent organic pollutants like DDT continue to cause eggshell thinning and reproductive failure in many populations, while coastal development and dam construction destroy essential nesting and foraging areas.

Western Quillwort
ENIsoetes lacustris

western white shrimp
CRPenaeus occidentalis
Western white shrimp face severe threats from coastal habitat destruction, particularly the loss of mangrove nursery areas due to development and aquaculture expansion. Commercial overfishing and water pollution from agricultural and industrial sources have further degraded their marine environment. Climate change impacts, including ocean warming and acidification, compound these existing pressures on the critically endangered population.

Weyland Mouse Bandicoot
VUMicroperoryctes murina

Wheat Sedge
VUCarex atherodes
Wheatear
CROenanthe oenanthe
The Northern Wheatear faces severe population declines across its range due to habitat degradation and climate change impacts on its breeding and wintering grounds. Agricultural intensification has eliminated crucial grassland and moorland habitats, while changing precipitation patterns and rising temperatures disrupt insect prey availability during critical breeding periods.

Whelk Cracker
ENHaematopus palliatus
whinchat
CRSaxicola rubetra
The whinchat faces severe population declines across its range due to widespread habitat loss and degradation of traditional grassland ecosystems. Agricultural intensification, including increased mowing frequency, pesticide use, and conversion of species-rich meadows to intensive farmland, has eliminated crucial breeding and foraging areas. Climate change further compounds these pressures by altering the timing of insect emergence and affecting the availability of suitable habitat.
Whip Shrimp
VUDichelopandalus bonnieri

Whiskered Brome
CRBromus grossus
Whiskered Brome faces severe population declines due to the widespread intensification of agricultural practices and loss of traditional farming systems across Europe. The species has experienced dramatic range contractions as modern herbicide use and changes in crop rotation have eliminated the weedy field margins and extensively managed arable lands it depends upon.
Whiskery Milkcap
CRLactarius mairei
The Whiskery Milkcap faces severe threats from habitat loss due to deforestation and forest degradation in its limited range. As a mycorrhizal fungus dependent on specific host trees, it is particularly vulnerable to changes in forest composition and structure, with declining populations observed across much of its historical range.

Whistling Dwarf Frog
ENPhysalaemus fernandezae

White Beaksedge
VURhynchospora alba

white beefwood
CRSchoepfia obovata
White beefwood faces severe threats from habitat destruction and fragmentation across its limited range in tropical coastal and lowland forest ecosystems. The species' restricted distribution makes it particularly vulnerable to localized threats such as agricultural expansion, urban development, and coastal habitat modification. Climate change and sea level rise pose additional risks to remaining populations in low-lying coastal areas.
white bur cucumber
CRSicyos alba
White bur cucumber faces severe threats from habitat destruction and fragmentation as coastal and wetland areas are converted for development and agriculture. The species' limited distribution and specialized habitat requirements make it particularly vulnerable to environmental changes and human encroachment, with small population sizes increasing extinction risk.

White Flax
ENLinum catharticum

White Green-algae Coral
VUMulticlavula mucida
The primary threats to White Green-algae Coral (Multiclavula mucida) have not been assessed or documented by scientists yet. Without this threat assessment data, it's unclear what specific dangers this species faces in its natural habitat. The status of whether threats are increasing, stable, or decreasing cannot be determined without proper scientific evaluation.
White Grouper
VUMycteroperca cidi

White Hedgehog
VUHydnum albidum

White Helleborine
VUCephalanthera damasonium

white horehound
ENMarrubium vulgare
White horehound faces significant pressure from habitat loss due to agricultural intensification and urban development of its preferred disturbed ground habitats. Climate change and altered precipitation patterns are affecting the species' ability to establish in suitable microsites, while increased competition from invasive plant species is reducing available growing space.

White Ironweed
CRBuglossoides arvensis
Based on the available information, the specific threats facing White Ironweed have not yet been formally assessed or documented by conservation scientists. Without this threat assessment data, it's not possible to identify what particular dangers this plant species may be facing, such as habitat destruction, agricultural expansion, or other environmental pressures. The current status of whether any threats are increasing, stable, or decreasing cannot be determined until a proper scientific evaluation is completed.
white logwood
VUXylosma schaefferioides

White Malaxis
VUMalaxis monophyllos
White Meranti
CRParashorea lucida
White Meranti faces severe threats from extensive deforestation and logging throughout its range in Southeast Asian lowland forests. Rapid conversion of primary forests for palm oil plantations, agriculture, and urban development has dramatically reduced available habitat, while selective logging targets this valuable timber species directly.

White Mountain Saxifrage
ENSaxifraga paniculata

White Mullein
VUVerbascum lychnitis
![White Spot [Noctuid moth]](https://upload.wikimedia.org/wikipedia/commons/3/31/Hadena_albimacula.jpg)
White Spot [Noctuid moth]
VUHadena albimacula
White Stork
ENCiconia ciconia
White Storks face significant population declines primarily due to habitat loss from agricultural intensification and wetland drainage, which reduces their foraging areas and nesting sites. Climate change is altering migration patterns and breeding success, while collisions with power lines during migration cause substantial mortality. Reduced prey availability from pesticide use and changes in farming practices further threaten their survival.

White Swallow-Wort
CRVincetoxicum hirundinaria
White Swallow-Wort faces severe population declines due to habitat destruction from agricultural expansion and urban development across its European range. Climate change is altering the species' preferred grassland and woodland edge habitats, while invasive plant species compete for resources and disrupt pollination networks essential for reproduction.

White Uakari
VUCacajao calvus
White Webcap
CRLeucocortinarius bulbiger
The White Webcap faces severe threats from habitat destruction and degradation of old-growth forests across its limited range. Climate change and increasing forest fragmentation are further reducing suitable habitat for this specialized mycorrhizal fungus, which depends on specific host tree relationships and stable forest ecosystems.

White-Backed Woodpecker, Lilford Woodpecker
CRDendrocopos leucotos
The White-backed Woodpecker faces severe population declines due to extensive loss of old-growth forests and intensive forest management practices that remove the dead and dying trees essential for its survival. Habitat fragmentation has isolated remaining populations, while climate change and reduced availability of suitable nesting sites further threaten this specialized species.

White-banded Swift
ENPelopidas thrax

White-bellied Frog
CRGeocrinia alba
The White-bellied Frog faces severe threats from habitat destruction due to urban development, quarrying, and agriculture in its limited Perth Hills range. Climate change compounds these pressures by altering rainfall patterns and temperature regimes essential for this moisture-dependent species.
White-breasted Cormorant
VUPhalacrocorax carbo

White-browed Chat-tyrant
ENOchthoeca leucophrys

White-browed Tit-Spinetail
ENLeptasthenura xenothorax

White-cheeked Cotinga
VUZaratornis stresemanni
White-chested Swift
CRCypseloides lemosi
The White-chested Swift faces severe threats primarily due to its extremely limited range in the Colombian Andes and ongoing habitat destruction from deforestation and agricultural expansion. With only a few known locations and a very small population size, the species is highly vulnerable to local extinctions from human activities and climate change impacts on montane cloud forest ecosystems.

White-chested White-eye
CRZosterops albogularis
The White-chested White-eye faces severe threats primarily from habitat destruction and fragmentation across its limited range in Norfolk Island. Introduced species, particularly invasive plants and predators, have significantly altered the island's ecosystem and continue to impact remaining populations. The species' extremely small population size and restricted distribution make it highly vulnerable to extinction from environmental stochasticity and catastrophic events.

White-dusted Owlet
VUScythris picaepennis

White-faced Darter
VULeucorrhinia dubia

White-footed Tamarin
VUSaguinus leucopus