The North American Porcupine. Second Edition

Roze, Uldis

Illustrated Checklist of the Mammals of the World

Josep del Hoyo and Nigel J. Collar, Chief Authors

The Kingdon Pocket Guide to African Mammals: Second Edition

Kingdon, Jonathan

The External Characters, Skeletal Muscles, and Peripheral Nerves of Kogia Breviceps (Blainville)

Schulte, J. Von W. And M. De Forest Smith

The American Museum Congo Expedition Manatee and Other Recent Manatees.

Hatt, Robert T.

Amphibians of Costa Rica: A Field Guide

Leenders, Twan

Reptiles of Costa Rica: A Field Guide

Leenders, Twan

A Bat Man in the Tropics: Chasing El Duende

Fleming, Theodore H.

The Collected Scientific Papers of the Late William Alexander Forbes

Beddard, F.E.

A Field Guide to the Mammals of Central America and Southeast Mexico [First Edition]1.

Reid, Fiona A.

Handbook of the Mammals of the World, Volume 7: Rodents II

Wilson, Don E.; Thomas E. Lacher, Jr, and Russell A. Mittermeier, editors

Dragonflies and Damselflies: A Natural History

Paulson, Dennis