A tuna fish can swim 100 miles in a single day!
29
There is a tiger named Kenny who is the only known tiger to have downs syndrome.
10
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Crocodile babies don't have sex chromosomes; the temperature at which the egg develops determines gender.
45
The poison-arrow frog has enough poison to kill about 2,200 people!
55
An albatross can sleep while it flies!
36
The average life expectancy of an ant is 45-60 days.
81
A group of kangaroos is called a mob.
28