Species Explorer

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

54,666 species

Russule versatile

VU

Russula versatilis

Pop: Not assessed|Trend:

Russule violacée

EN

Russula violacea

Pop: Not assessed|Trend:

Rustic Bunting

VU

Emberiza rustica

Pop: Not assessed|Trend:

The Rustic Bunting has experienced severe population declines across its range, with breeding populations in Europe and Asia declining by over 90% in recent decades. The primary drivers of decline include habitat loss from agricultural intensification and forest management changes in breeding areas, as well as trapping pressure and habitat degradation in wintering grounds in Southeast Asia.

Rusty Firedot Lichen

CR

Blastenia ferruginea

Pop: Not assessed|Trend:

Rusty Firedot Lichen faces severe threats from air pollution, particularly nitrogen deposition and sulfur compounds, which dramatically alter the chemical composition of its substrate and surrounding environment. Habitat loss through urbanization and industrial development has eliminated many suitable rock surfaces and old-growth forest sites where this species historically occurred. Climate change is creating increasingly unsuitable conditions through altered precipitation patterns and temperature extremes that disrupt the delicate moisture balance required for lichen survival.

Rusty Hook-moss

EN

Scorpidium revolvens

Pop: Not assessed|Trend:

rusty swordfern

EN

Polystichum echinatum

Pop: Not assessed|Trend:

Rusty-faced Parrot

VU

Hapalopsittaca amazonina

Pop: Not assessed|Trend:

Rusty-headed Spinetail

VU

Synallaxis fuscorufa

Pop: Not assessed|Trend:

Rusty-throated Wren-babbler

VU

Spelaeornis badeigularis

Pop: Not assessed|Trend:

Rusty-tinged Antpitta

VU

Grallaria przewalskii

Pop: Not assessed|Trend:

Rustyback

CR

Asplenium ceterach

Pop: Not assessed|Trend:

Rustyback fern faces severe threats from habitat destruction due to urbanization and quarrying of limestone cliffs and walls where it grows. Climate change poses additional risks through altered precipitation patterns and increased drought stress, while air pollution from urban and industrial sources degrades the specialized microhabitats this species requires.

Ruthven's Anadia

VU

Anadia pulchella

Pop: Not assessed|Trend:

Ruthven's Robber Frog

EN

Pristimantis ruthveni

Pop: Not assessed|Trend:

Rye Brone

EN

Bromus secalinus

Pop: Not assessed|Trend:

Saalas barkborre

VU

Pityogenes saalasi

Pop: Not assessed|Trend:

saaristokiiluri

EN

Dolichopus sabinus

Pop: Not assessed|Trend:

Sabah kapur

EN

Dryobalanops beccarii

Pop: Not assessed|Trend:

Sábalo macho

VU

Salminus affinis

Pop: Not assessed|Trend:

sabelkardarspindel

VU

Brommella falcigera

Pop: Not assessed|Trend:

sabelmyra

CR

Strongylognathus testaceus

Pop: Not assessed|Trend:

Strongylognathus testaceus faces severe population declines due to habitat destruction and fragmentation of its specialized nesting sites. As a slave-making ant species with highly specific ecological requirements, it is particularly vulnerable to environmental changes that disrupt both its own colonies and those of its host species. The species' limited dispersal ability and dependence on specific host ant populations make recovery extremely difficult once local extinctions occur.

Sabiá

VU

Mimosa caesalpiniifolia

Pop: Not assessed|Trend:

Saffron-headed Parrot

VU

Pionopsitta pyrilia

Pop: Not assessed|Trend:

sågfibbla

VU

Hieracium neoserratifrons

Pop: Not assessed|Trend:

Saiga

CR

Saiga tatarica

Pop: Not assessed|Trend:

The Saiga faces severe threats from illegal hunting for its horns, which are highly valued in traditional medicine, leading to dramatic population declines. Habitat loss from agricultural expansion and infrastructure development, combined with climate change impacts on grassland ecosystems, further threaten remaining populations. Disease outbreaks have also caused catastrophic mortality events in recent years.

Sailfin pimeloid

VU

Leiarius marmoratus

Pop: Not assessed|Trend:

Sainfoin Piercer

VU

Grapholita caecana

Pop: Not assessed|Trend:

Saint George Island Gecko

VU

Aristelliger georgeensis

Pop: Not assessed|Trend:

sakat

VU

Terminalia nitens

Pop: Not assessed|Trend:

saksische fopwesp

CR

Chrysotoxum verralli

Pop: Not assessed|Trend:

The saksische fopwesp faces severe threats from habitat loss caused by agricultural expansion and urban development that have destroyed much of its specialized sandy heathland habitat. Changes in traditional land management practices, particularly the decline of extensive grazing, have allowed vegetation to become too dense for the species' requirements. Climate change may further disrupt the complex ecological relationships this species depends on for survival.

Sakucha

VU

Cynometra webberi

Pop: Not assessed|Trend:

sala’i, sala’i sili

CR

Zanthoxylum ekmanii

Pop: Not assessed|Trend:

Zanthoxylum ekmanii faces severe threats from habitat destruction due to deforestation, agricultural expansion, and urban development across its limited range in the Caribbean. The species' restricted distribution makes it particularly vulnerable to localized threats, while climate change poses additional risks to its specialized habitat requirements.

salemfibbla

CR

Hieracium toerense

Pop: Not assessed|Trend:

Hieracium toerense faces severe threats from habitat degradation and extremely limited distribution in specialized alpine environments. The species is highly vulnerable to climate change impacts on high-altitude ecosystems, combined with grazing pressure and potential genetic bottlenecks due to small, isolated populations.

sälgtagging

VU

Deviodontia pilaecystidiata

Pop: Not assessed|Trend:

Sallow Clearwing

VU

Synanthedon flaviventris

Pop: Not assessed|Trend:

Salted Ruffle Lichen

VU

Parmotrema crinitum

Pop: Not assessed|Trend:

Saltern Bent-wing

EN

Bucculatrix maritima

Pop: Not assessed|Trend:

Saltern Dwarf

VU

Elachista scirpi

Pop: Not assessed|Trend:

Saltern Marble

VU

Bactra robustana

Pop: Not assessed|Trend:

Saltern Neb, Milkwort Borer

EN

Monochroa tetragonella

Pop: Not assessed|Trend:

sältingssmåstävmal

EN

Scrobipalpa stangei

Pop: Not assessed|Trend:

saltmarsh flat-sedge

VU

Blysmus rufus

Pop: Not assessed|Trend:

Saltmarsh Short-spur

CR

Anisodactylus poeciloides

Pop: Not assessed|Trend:

The Saltmarsh Short-spur faces severe threats from coastal habitat destruction and sea-level rise, which are rapidly eliminating the specialized saltmarsh ecosystems it depends upon. Urban development, agricultural conversion, and climate change-induced flooding are fragmenting remaining populations across its limited range.

saltmaskros

CR

Taraxacum rubrisquameum

Pop: Not assessed|Trend:

Taraxacum rubrisquameum faces severe threats from habitat degradation and fragmentation of its specialized alpine environments. Climate change poses an additional critical risk as warming temperatures force this cold-adapted species to retreat to increasingly limited high-elevation refugia. The species' restricted range and small population size make it particularly vulnerable to environmental changes and human disturbance.

Salvadori's Antwren

VU

Myrmotherula minor

Pop: Not assessed|Trend:

Salvia de Cuba

CR

Verbesina angulata

Pop: Not assessed|Trend:

Verbesina angulata faces severe threats from habitat destruction and fragmentation due to agricultural expansion and urban development across its limited range. The species' restricted distribution makes it particularly vulnerable to localized threats, while climate change poses additional risks to its specialized habitat requirements.

Salzwanderzirpe

VU

Macrosteles sordidipennis

Pop: Not assessed|Trend:

Samana Least Gecko

CR

Sphaerodactylus samanensis

Pop: Not assessed|Trend:

The Samana Least Gecko faces severe threats from habitat destruction and fragmentation due to agricultural expansion, urban development, and tourism infrastructure in its limited range on the Samaná Peninsula of the Dominican Republic. Its extremely restricted distribution makes the species highly vulnerable to local extinctions from environmental changes and human activities.

Samoan White-eye

VU

Zosterops samoensis

Pop: Not assessed|Trend:

San Jose White-lipped Frog

CR

Leptodactylus stenodema

Pop: Not assessed|Trend:

The San Jose White-lipped Frog faces severe threats from habitat destruction due to urban expansion and agricultural conversion in its limited range around San José, Costa Rica. Its restricted distribution makes it extremely vulnerable to local environmental changes, while pollution from urban runoff and pesticides further degrades its aquatic breeding habitats.

Sand Amber Snail

CR

Quickella arenaria

Pop: Not assessed|Trend:

The Sand Amber Snail faces severe threats from coastal development and habitat destruction, which have dramatically reduced its specialized sandy habitat along shorelines. Climate change-induced sea level rise and increased storm intensity further threaten the remaining fragmented populations by altering coastal dynamics and destroying critical breeding areas.

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