Whales and dolphins can't taste anything other than salt.
11
Cats and dogs can hear ultrasound.
350
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
The octopus does not have a blind spot.
273
Only 3% of bird species have penises.
0