Zoology is the scientific study of animals. Its studies include the structure, embryology, classification, habits, and distribution of all animals, both living and extinct, and how they interact with
Conrad Gessner (1516–1565). His Historiae animalium is considered the beginning of modern zoology.
An array of zoological specimens at the Natural History Museum at the University of Oslo
Animal anatomical engraving from Handbuch der Anatomie der Tiere für Künstler.
Kelp gull chicks peck at red spot on mother's beak to stimulate the regurgitating reflex.
Aristotle was an ancient Greek philosopher and polymath. His writings span the natural sciences, philosophy, linguistics, economics, politics, psychology, and the arts. As the founder of the Peripatet
Roman copy of a Greek bust of Aristotle
School of Aristotle in Mieza, Macedonia, Greece
"Aristotle tutoring Alexander" (1895) by Jean Leon Gerome Ferris
Portrait bust of Aristotle; an Imperial Roman (1st or 2nd century AD) copy of a lost bronze sculpture made by Lysippos