The elephant brain weighs about 6,000g.
274
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
Alligators can live up to 100 years.
337
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
The cat brain weighs about 30g.
167
Dogs sometimes fake being sick to get attention.
26
A domestic cat can sprint at about 31 miles per hour.
274
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23