The red list of endangered species – in pictures

The okapi, the blue-tongued relative of the giraffe, is found only in the rainforests of the war-torn Democratic Republic of Congo (formerly Zaire) and is now 'endangered'. The male okapi (Okapia Johnstoni) is seen in Epulu Ituri Rainforest Reserve, Democratic Republic of Congo Photograph: Jabruson/WWF

The white-winged flufftail – a small, secretive African bird is now critically endangered as the wetlands it depends on are drained Photograph: PD

The red belly toad, Melanophryniscus admirabilis, known only at a single location in southern Brazil, it is now threatened by a hydroelectric dam and is critically endangered Photograph: Márcio Borges Martins/UFRGS

An anguilla bank skink. Twenty-four skinks are included in the IUCN red list of endangered species for the first time but over half have probably been driven to extinction by feral mongooses
Photograph: Karl Questel/Penn Stae science

A martial eagle (Polemaetus bellicosus) flies away with a mourning dove. The sub-saharan bird of prey is shot and poisoned by farmers and numbers have plummeted, leaving the species 'vulnerable' Photograph: Alamy

The martial eagle with its prey Photograph: Stu Porter/Alamy

A leatherback turtle (Dermochelys coriacea) with juvenile golden trevally (Gnathanodon speciosus) trailing, off of Kei Kecil Island in Indonesia. Leatherback turtles roam the world’s oceans and, thanks to protection of the beaches on which they lay eggs, have doubled in number in the Atlantic, but remain in severe decline in the Pacific Photograph: RGB Ventures LLC dba SuperStock/Alamy

The Island Fox. Found on islands off the coast of southern California, this fox is now off the critically endangered list, in part due to the reintroduction of golden eagles
Photograph: George HH Huey/Corbis

The black-browed albatross (Diomedea melanophris) guarding and warming its small chick in the Falkland Islands. Many black-browed and black-footed albatrosses were killed each year as they tried to snatch the bait from long, hooked fishing lines but measures to tackle the problem have been successful Photograph: Momatiuk - Eastcott/Corbis

A pair of black-footed albatross in Hawaii Photograph: Frans Lanting/Corbis

The red-cockaded woodpecker. This native of south-east USA declined as natural pine forests were damaged, but has seen some recovery thanks to protection and nest provision
Photograph: William Leaman/Alamy

A critically endangered Pecos pupfish, Cyprinodon pecosensis. This specialist inhabitant of salty desert rivers and lakes in New Mexico suffered as water was extracted, but its decline has been halted by a conservation plan Photograph: Joel Sartore/NGC/Getty Images