A dairy cow can produce more milk when listening to music.
446
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
Dogs sometimes fake being sick to get attention.
26
Apple seeds are poisonous!
27
There wasn't a single pony in the Pony Express, just horses!
57
All clams start out as males; some decide to become females at some point in their lives.
50
The penguin is the only bird who can swim, but not fly!
90