15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
The cat brain weighs about 30g.
167
Bats sleep 18-20 hours per day.
5
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Squirrels forget where they hide about half of their nuts.
698
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11