You may be surprised to learn how many animals have tusks. First, we need to know the difference between tusks and horns.

Rhinos have sharp hearing and a keen sense of smell. They may find one another by following the trail of scent each enormous animal leaves behind it on the landscape. Black rhinos boast two horns ...

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.