Search Threatened Species
Explore the IUCN Red List by name, group, country, status, and population trend.
54,666 species
EN
Sky-blue Sun-orchid
Thelymitra jonesii
Unknown1country
VUSkyros Wall Lizard
Podarcis gaigeae
Unknown
ENSkywalker Hoolock Gibbon
Hoolock tianxing
Declining2countries
EN
Slab-sided Pearly Mussel
Pleuronaia dolabelloides
Declining
ENSlackwater Darter
Etheostoma boschungi
Declining1country
VUSlaty Becard
Pachyramphus spodiurus
Declining2countries
VUSlaty Egret
Egretta vinaceigula
Declining10countries
VU
Slaty Red Gum
Eucalyptus glaucina
Declining1country
VU
Slaty-backed Goshawk
Accipiter luteoschistaceus
Declining2countries
VUSlaty-breasted Tinamou
Crypturellus boucardi
Declining6countries
VUSlaty-tailed trogon
Trogon massena
Unknown
ENSlaty-winged Foliage-gleaner
Philydor fuscipenne
Unknown
VUSlave-making Ant
Formica sanguinea
Unknown46countries
VU
Sleek Lates
Lates stappersii
Declining
EN
Sleeping Beauty Rain Frog
Pristimantis pulchridormientes
Unknown1country
CRslender amber snail
Oxyloma sarsii
Unknown
VUSlender Bambooshark
Chiloscyllium indicum
Declining17countries
VU
Slender Bedstraw
Galium normanii
Unknown
VU
Slender Bell-fruit
Codonocarpus pyramidalis
Declining1country
EN
Slender Bristle-moss
Orthotrichum tenellum
Unknown
CR
Slender Carp Gudgeon
Hypseleotris ejuncida
Unknown1country
ENSlender Cottongrass
Eriophorum gracile
Unknown
VU
Slender Darling-pea
Swainsona murrayana
Declining1country
EN
Slender Dogtooth Moss
Cynodontium gracilescens
Unknown
EN
Slender Ganna
Lebeckia gracilis
Declining1country