There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
The octopus does not have a blind spot.
273
The Basenji dog is the only dog that is not able to bark.
4
Cows can sleep standing up, but they can only dream lying down.
745
In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
9
A lion in the wild usually makes no more than twenty kills a year.
186
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25