Tigers can see 6 times better at night than humans.
305
Whales and dolphins can't taste anything other than salt.
11
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
The elephant brain weighs about 6,000g.
274
One in three dog owners say they have talked to their pets on the phone.
427