Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5
Bats sleep 18-20 hours per day.
5
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12