The Biology and Evolution of Camels and Llamas

The Biology and Evolution of Camels and Llamas

The Biology of Cottonmouths, Copperheads, and Cantils

The Biology of Cottonmouths, Copperheads, and Cantils

Giraffes, Okapi, and their extinct relatives

Giraffes, Okapi, and their extinct relatives

Potoos: the Ghost Birds of South America

Potoos: the Ghost Birds of South America

The Pronghorns and their Extinct Relatives

The Pronghorns and their Extinct Relatives

Lorises: the endangered primates of Southeast Asia

Lorises: the endangered primates of Southeast Asia

Vampire Bats: the Only Mammals to Feed on Blood

Vampire Bats: the Only Mammals to Feed on Blood

Ecnomiohyla: The Gliding Frogs of Central America

Ecnomiohyla: The Gliding Frogs of Central America

Platypus and Echidnas: the Egg-Laying Mammals

Platypus and Echidnas: the Egg-Laying Mammals

Piranga: the Summer Tanager and its Relatives

Piranga: the Summer Tanager and its Relatives

Rorquals: The Humpback Whale and Its Closest Relatives

Rorquals: The Humpback Whale and Its Closest Relatives

The Baleen Whales

The Baleen Whales

Serpentes, the Snakes

Serpentes, the Snakes

Podiceps, the Crested Grebes

Podiceps, the Crested Grebes

Squamata, the Lizards and Amphisbaenians

Squamata, the Lizards and Amphisbaenians

Hyaenidae, the Hyenas

Hyaenidae, the Hyenas

Strigopidae, the New Zealand Parrots

Strigopidae, the New Zealand Parrots