Search Threatened Species
Explore the IUCN Red List by name, group, country, status, and population trend.
55,200 species
EN
Oval-leaf Adenanthos
Adenanthos ellipticus
Declining1country
VUOval-leaved Pottia
Pterygoneurum ovatum
Unknown
CR
Ovalau Hibiscus
Hibiscus bragliae
Declining1country
VU
ovate four-toothed moss
Tetrodontium ovatum
Unknown
CR
Overlooked Squeaker Frog
Arthroleptis kutogundua
Unknown1country
VU
Owen Stanley Land Frog
Sphenophryne rhododactyla
Declining1country
ENOwens Pupfish
Cyprinodon radiosus
Stable1country
CROwerin's Muchlenbergella
Muehlbergella oweriniana
Declining2countries
VUOwl-faced Monkey
Cercopithecus hamlyni
Declining5countries
CR
Owlet moth
Phlogophora kruegeri
Declining1country
EN
Owlet Moth
Graphania granti
Declining1country
VU
Owlet Moth
Phlogophora furnasi
Declining1country
CR
Owlet Moth
Hadena azorica
Unknown1country
ENOwston's Civet
Chrotogale owstoni
Declining4countries
CROxbow Diving Beetle
Hydroporus rufifrons
Unknown19countries
EN
Oyodo Spined Loach
Cobitis sakahoko
Declining1country
ENOyster Mussel
Epioblasma capsaeformis
Declining1country
CROysterplant
Mertensia maritima
Unknown
CR
Ozark Pyrg
Marstonia ozarkensis
Unknown
VU
Pacific Angelshark
Squatina californica
Declining3countries
VU
Pacific Chupare
Styracura pacifica
Declining3countries
VU
Pacific Eagle Ray
Aetobatus laticeps
Declining1country
VU
Pacific Giant Glass Frog
Centrolene geckoideum
Unknown
CRPacific Giant Glass Frog
Centrolene geckoidea
Declining2countries
VU
Pacific Guitarfish
Pseudobatos planiceps
Declining3countries