Top Ten World's Heaviest Animals

These animals are very very large and very very heavy! The massive Blue Whale tops the list.

1. Blue Whale

2. Plankton Feeding Sharks

3. African Elephant

4. Rhinoceros

5. Hippopotamus

6. Elephant Seal

7. Giraffe

8. Saltwater Crocodile

9. Bison

10. Polar Bear

Source: A-Z-Animals.com