Zoology

Animal life as affected by the natural conditions of existence - Karl Semper

Adel Sherif December 14, 2025

Zoology

Habit and Instinct" by C. Lloyd Morgan - PDF

Adel Sherif November 14, 2025

Zoology

Animal intelligence - by Edward L. Thorndike (1911) PDF ebook

Adel Sherif June 29, 2025

Zoology

Common spiders of the United States - J. H. Emerton (1902) PDF-ebook

Adel Sherif June 29, 2025

Editor's Picks

The Burgess animal book for children - Thornton W Burgess - PDF ebook

Adel Sherif October 28, 2023

Zoology

Animals of the past - PDF book by Frederic A. Lucas

Adel Sherif October 04, 2023

Zoology

Natural history sketches among the carnivora - Arthur Nicols - PDF

Adel Sherif July 29, 2023

Zoology

All about dogs - Charles Henry Lane - PDF book

Adel Sherif July 29, 2023

Zoology

Wild animals I have known : and 200 drawings Ernest Thompson PDF book

Adel Sherif July 28, 2023

Editor's Picks

Man Eaters of Kumaon (1944) by Jim Corbett - PDF ebook

Adel Sherif July 28, 2023

Natural History

Natural history object lessons: a manual for teachers (1891) PDF by George Ricks

Adel Sherif July 01, 2023

Zoology

Mind in animals - PDF book by Ludwig Büchner

Adel Sherif June 04, 2023

Editor's Picks

Wonders of animal instinct with illustrative ancecdotes - PDF

Adel Sherif May 22, 2023

Editor's Picks

Aristotle's history of animals - PDF ebook - Trans - Richard Cresswell

Adel Sherif July 27, 2022

Zoology

A manual of zoology - T. Jeffery Parker - PDF ebook

Adel Sherif May 25, 2022

Zoology

Zoological philosophy - by Jean-Baptiste Lamarck - PDF ebook

Adel Sherif April 16, 2022

Nature

What is instinct? Some thoughts on telepathy - PDF by C. Bingham Newland

Adel Sherif February 27, 2022

Zoology

The alligator's life history - by Edward Avery McIlhenny - PDF ebook

Adel Sherif February 24, 2022

Zoology

Exploring nature with your child - PDF book by Dorothy Edwards Shuttlesworth

Adel Sherif December 04, 2021

Animals

All about ferrets and rats - PDF by Adolph Isaacsen

Adel Sherif May 08, 2020