Marcel Florkin 
Amphibia and Reptilia [PDF ebook] 

Volume I of a comprehensive two-part identification guide dealing exclusively with the birds of this region . It covers all the species, including vagrants, found in Ecuador, Columbia, Venezuela, Aru …

Basic curiosity-driven biomedical science has delivered many of today’s most significant medical advances. This book provides clearly explained examples from recent biomedical history and includes co …

Why are newborn bears so tiny? How does the joey find its way to its mother’s pouch? Why are fruit bats born large, alert and with their eyes open? These and many other questions are answered in this …

"The Flower-Patch Among the Hills" by Flora Klickmann is a charming portrayal of rural life, centered around the beauty and tranquility of nature’s floral bounty. Set amidst the picturesque …

The perfect gift for the beekeeper in your life – both those new to the craft and more experienced keepers. Wisdom for Beekeepers is a comprehensive collection of 500 beekeeping tips written by life- …

In this book, Esposito presents a historiography of organicist and holistic thought through an examination of the work of leading biologists from Britain and America. He shows how this work relates t …

Third edition of the most comprehensive and authoritative guide to the larger moths of Great Britain and Ireland. This latest edition of the Field Guide to the Moths of Great Britain and Ireland has …

Parched landscapes, biodiversity loss, encroaching deserts and deforestation are some of the environmental crises taking place in tropical savannas and dry forests throughout the world. To date, much …

This book presents a comprehensive and coherent picture of how molecules diffuse across a liquid that is, on average, only two molecules thick. It begins by characterizing bilayers structurally, usin …

This new edition of the best-selling book describes the main types of fishways and fish facilities used around the world to assist the passage of fish over dams and other obstructions to their migrat …