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
There are more than one million animal species on Earth!
71
Dolphins have names for one another.
18
The world's largest amphibian is the giant salamander. It can grow up to 5 ft. in length.
66
The world's oldest crow was 59 years old. Its name was Tataji.
215
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
Crocodiles swallow stones to help them dive deeper.
55