Crocodile babies don't have sex chromosomes; the temperature at which the egg develops determines gender.
45
Dogs can hear sounds that you cant!
2
Whales and dolphins can't taste anything other than salt.
11
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
Lobsters have blue blood.
476
The head of a jellyfish is called the "Bell."
6
The original name for the butterfly was 'flutterby'!
121