When dragonflies mate, their tails form a love heart.
22
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Condoms were originally made of animal intestines or linen.
347
The largest earthworm on record was found in South Africa and measured 22 feet.
151
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14