Early American humans hunted car-size armadillos and used their shells for houses.
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Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Lobsters have blue blood.
476
When dragonflies mate, their tails form a love heart.
22
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6