Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
One in three dog owners say they have talked to their pets on the phone.
427
Mosquitoes don't just bite you, they also pee on you.
11
In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
9
Bats sleep 18-20 hours per day.
5
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268