Search Threatened Species
Explore the IUCN Red List by name, group, country, status, and population trend.
54,666 species
Two-tailed Pasha
Charaxes jasius
Unknown67countries
EN
Two-toed Nessia
Nessia didactyla
Unknown1country
EN
Twoline Skiffia
Neotoca bilineata
Declining
VUTwospotted Lady Beetle
Adalia bipunctata
Unknown72countries
CRTwotone Woodwax
Hygrophorus unicolor
Unknown21countries
VU
twotoothed cephalozia
Cephalozia bicuspidata
Unknown74countries
VUTyk vortelav
Wahlenbergiella mucosa
Unknown
CRtykkfingeredderkopp
Gongylidiellum murcidum
Unknown23countries
EN
Tymphi Greek Bush-cricket
Parnassiana tymphiensis
Declining1country
VU
Tyson's Leaping Frog
Indirana tysoni
Declining1country
VUTystie
Cepphus grylle
Unknown
EN
Tzutujil Worm Salamander
Oedipina tzutujilorum
Declining
VU
Ucayali Bald-headed Uacari
Cacajao ucayalii
Declining2countries
EN
Udzungwa Limbless Skink
Melanoseps uzungwensis
Unknown1country
VU
Udzungwa Red Colobus
Piliocolobus gordonorum
Declining1country
VU
Uferseggen-Spornzikade
Anakelisia fasciata
Unknown29countries
VU
Ufersumpfspinnchen
Glyphesis taoplesius
Unknown3countries
EN
Uglow's Crab
Boreathelphusa uglowi
Unknown1country
VU
Ukami Reed Frog
Hyperolius torrentis
Declining3countries
EN
Ulindi River Red Colobus
Piliocolobus lulindicus
Declining2countries
CRCassida seladonia
Unknown
EN
Uluan Killifish
Tlaloc portillorum
Unknown1country
EN
Uluguru Limbless Skink
Melanoseps emmrichi
Unknown1country
ENUmbellate Jagged Chickweed
Holosteum umbellatum
Unknown
ENUmbellate Wintergreen, Pipsissewa, Prince's Pine
Chimaphila umbellata
Unknown