Search Threatened Species
Explore the IUCN Red List by name, group, country, status, and population trend.
54,666 species
CRGiant Furrow Bee
Halictus quadricinctus
Unknown45countries
EN
Giant Gippsland Earthworm
Megascolides australis
Unknown1country
EN
Giant Ground Pangolin
Smutsia gigantea
Declining20countries
CR
Giant Hardyhead
Sashatherina gigantea
Unknown1country
CR
Giant Hardyhead
Sashatherina giganteus
Unknown
EN
Giant Himalayan Horned Frog
Megophrys periosa
Declining1country
VU
Giant Hispaniolan Galliwasp
Caribicus warreni
Declining2countries
CR
Giant Hispaniolan Galliwasp
Caribicus anelpistus
Unknown2countries
CRGiant Hispaniolan Galliwasp
Celestus anelpistus
Unknown
CR
Giant Ibis
Thaumatibis gigantea
Declining4countries
VU
Giant Killifish
Fundulus grandissimus
Declining1country
EN
Giant Kingbird
Tyrannus cubensis
Declining4countries
VU
Giant Knight
Tricholoma colossus
Declining4countries
VU
Giant Kokopu
Galaxias argenteus
Declining1country
VU
Giant Mudskipper
Scartelaos gigas
Declining3countries
VU
Giant Noctule
Nyctalus lasiopterus
Declining10countries
VU
Giant Palouse Earthworm
Driloleirus americanus
Declining1country
CRGiant Paramo Rainfrog
Pristimantis andinogigas
Declining1country
EN
Giant Redfin
Pseudobarbus skeltoni
Declining
VU
Giant Seahorse
Hippocampus ingens
Declining1country
VUGiant Spear-moss
Calliergon giganteum
Unknown
VU
Giant Sunbird
Dreptes thomensis
Declining1country
EN
Giant Wall Gecko
Tarentola gigas
Stable1country
VUGiant Water-veneer
Schoenobius gigantella
Unknown35countries
EN
Gibara Cave Brotula
Lucifuga gibarensis
Unknown