1/7
Mark Dumas and Agee have been friends for a while.

Cuteness overload! Mark Dumas and Agee the polar bear. (Photo Credits: Youtube)

2/7
It is a rare sight of friendship between a girl and a horse.

A kiss of love! (Photo Credits: Pixabay)

3/7
One of the scariest animals, lions, can also be warm and friendly.

Hug and happiness! This picture is pure love. (Photo Credits: Pixabay)

4/7
This picture is proof that love comes in all forms.

A pocketful of furry friends. (Photo Credits: @animal_friendsinc)

5/7
Animal-Human friendships are popular on Instagram.

That's a rare sight of love! (Photo Credits: @humansfurryfriends)

6/7
Joao Pereira de Souza, rescued him when he was almost dying.

Joao Pereira de Souza and Dindim the penguin. (Photo Credits: Youtube)

7/7
There are many social media pages dedicated to man-dog friendship.

Dogs are known to be man's best friend. (Photo Credits: Pixabay)