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Conservation Attention: Very Low

The Critically Endangered bigfoot splayfoot salamander is endemic to Mexico and found in damp caves surrounded by forest at around 2,4000 metres above sea level.

Conservation Attention: Good

The black rhinoceros has four subspecies, one of which was declared extinct in 2011, with two others critically endangered.

Conservation Attention: Medium

With an estimated population of just 93 adults, this stilt is the rarest wading bird in the world.

Conservation Attention: Medium

The black-and-white ruffed lemur is one of two ruffed lemur species in the Varecia genus.

Conservation Attention: Very Low

The black-breasted leaf turtle is one of the smallest species of the family Geoemydidae, with individuals having a carapace (shell) length less than 11 cm!

Conservation Attention: Very Low

Cyrtodactylus nigriocularis is a member of the gecko family Gekkonidae which diverged from other reptile groups 65 million years ago; about the time dinosaurs went extinct!

Conservation Attention: Very Low

This large, dark cuckoo is critically endangered and now has a very limited range and severely fragmented population, surviving in tiny pockets of remaining primary forest.

Conservation Attention: Very Low

The Black-naped Pheasant-pigeon is endemic to Fergusson Island, Papua New Guinea.

Conservation Attention: Low

The black-spotted cuscus is a marsupial known only from northern parts of the island of New Guinea.

Conservation Attention: Low

Trumpeters are so called because they call out loudly when alarmed.

Conservation Attention: Very Low

Blackchin guitarfish are a large species of guitarfish found in the Eastern Atlantic and Mediterranean Sea. Blackchin guitarfish bury themselves in the oceans sandy bottom and were once a daily sight at fish markets in Southern Europe during the 18th century.

Conservation Attention: Very Low

The Bleeding toad became very rare in 1987, following the eruption of Mount Galunggung.

Conservation Attention: Medium

The blue whale is the largest animal alive today and one of the largest animals ever – rivalled only by the largest dinosaurs; the titanosaurs.

Conservation Attention: Low

This species has historically been rare, although the reasons behind this apparent rarity are not understood. Recent records are from only three locations suggesting the population is very small and fragmented.

Conservation Attention: Very Low

This poorly understood marsupial with distinct pale blue eyes is only known from two museum specimens, and a pet.

Conservation Attention: Very Low

Also known as the Colclough’s shark, it is a rare, nocturnal species found off the coast of Eastern Australia. It was first discovered in 1908 by scientist James Ogilby who named the shark after his friend, John Colclough, and since then it has only been recorded 50 times!

Conservation Attention: Very Low

The blunt-eared bat is a primitive mammal and is the sole representative of a subfamily of bats. Very little is known about this tiny bat.

Conservation Attention: Medium

The Critically Endangered Bojer’s skink was once widespread across Mauritius and its surrounding islands. However, due to predation by invasive wolf snakes and musk shrews, this distinctive skink is now only found on several small islets of Mauritius.

Conservation Attention: Very Low

This rodent lives in burrows in the rocky areas of the cloud forests of the Bolivian Andes.

Conservation Attention: Medium

Boophis ankarafensis is endemic to Madagascar and is restricted to the Ankfara forest fragment.

Conservation Attention: Medium

Boophis baetkei is a frog endemic to Madagascar, found in a single location: the eastern edge of the Fôret d’Ambre Special Reserve.

Conservation Attention: Medium

Boophis liami is a frog endemic to Madagascar, currently known only from Forêt de Vohidrazana and near Andasibe.

Conservation Attention: Medium

Boophis tsilomaro is endemic to Madagascar and has only been found in the area around Berara forest.

Conservation Attention: Very Low

The Endangered Bornean flat-headed frog is the world’s only known lungless frog, and respires entirely through its skin!