Dermatemys mawii, Central American River Turtle, FMNH catalogue no. 98950. Conservation status: critically endangered. Field Museum of Natural History, Chicago.

Central American River Turtle (Dermatemys mawii), FMNH catalogue no. 4163. Field Museum of Natural History, Chicago. Conservation status: critically endangered. The Central American River Turtle was o...

Central American River Turtle (Dermatemys mawii), FMNH catalogue no. 4163. Field Museum of Natural History, Chicago. Conservation status: critically endangered. The Central American River Turtle was o...

Black Andean Toad (Atelopus ignescens), FMNH catalogue no. 199941. Field Museum of Natural History, Chicago. Conservation status: extinct. Not recorded since 1988, extensive searches over the last fif...

Banded Trinity (Thismia americana), FMNH 427103. Conservation status: extinct. Field Museum of Natural History, Chicago.

Golden Toad (Bufo periglenes), FMNH nos. 167967-69, paratypes. Conservation status: extinct (Bufo periglenes), FMNH nos. 167967-69, paratypes. Conservation status: extinct. Field Museum of Natural His...

Goliath Frog (Conraua goliath), FMNH no. 15979. Conservation status: endangered. Field Museum of Natural History, Chicago.

'I'iwi or the Scarlet Hawaiian Honeycreeper (Vestiaria coccinea), FMNH 308798. Conservation status: vulnerable. Field Museum of Natural History, Chicago.

Ivory-billed Woodpecker (Campephilus principalis)., FMNH 39502. Conservation status: extinct. Field Museum of Natural History, Chicago.

Hawksbill Turtle (Eretmochelys imbricata), FMNH no. 31009. Field Museum of Natural History, Chicago. Conservation status: critically endangered.

Leatherback Turtle (Dermochelys coriacea), FMNH 58. Conservation status: vulnerable. Field Museum of Natural History, Chicago.

Conraua goliath, Goliath Frog, FMNH no. 248830. Conservation status: endangered. Field Museum of Natural History, Chicago.

Black Andean Toad (Atelopus ignescens), FMNH catalogue no. 199941. Field Museum of Natural History, Chicago. Conservation status: extinct. Not recorded since 1988, extensive searches over the last fif...

Black Andean Toad, Atelopus ignescens, FMNH catalogue no. 199941. Conservation status: extinct. Field Museum of Natural History, Chicago.

Santa Catalina Rattlesnake (Crotalus catalinensis). Field Museum of Natural History, Chicago. FMNH catalogue no. 1169. Conservation status: critically endangered. It is found only on Santa Catalina Is...