2000 BC
Domestication of Cats
Egyptians domesticated the cat in order to catch snakes.
1000 BC
Domestication of Camels
In Egypt, Camels were domesticated about this time.
530 BC
First Account of Testing on Animals
Alcmaeon of Croton (c 510BC- ) tested on live animals (preferrably dogs). Proved the optic nerve was necessary for sight by severing it in living animals.