The Basenji dog is the only dog that is not able to bark.
4
A 42-foot sperm whale has about 7 tons of oil in it.
209
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Lobsters have blue blood.
476
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The station master and operating officer at the Kishi Station, Japan, is a cat!
18