Condoms were originally made of animal intestines or linen.
347
Moths are unable to fly during an earthquake.
328
Squirrels forget where they hide about half of their nuts.
698
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
The elephant brain weighs about 6,000g.
274
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Parrot parents "name" their children with a signature call.
112
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13