It's not unheard of for animals to become quite chummy with members of another species — even with those they would normally consider eating.
Abandonment, trauma, or living together on farms or zoos, all serve as factors in bringing animals together in unexpected ways.
In celebration of National Best Friends Day, we're taking a look at what happens when opposites attract.
Robert Ferris wrote the original version of this post.
A baby monkey, a lion cub, and tiger cubs play at a Tiger Park in China.
A turtle catches a ride on the back of an alligator in Panama's Summit Zoo.
A monkey bought from an animal trader in Bangladesh spends hours hugging and cuddling this puppy.
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