| Blue whale heart is small car size?? | | Blue whale heart is small car size??Blue whale largest living animal in the world has aheart the size of a small car. Its main arteries are so large that a small person crawl through them. The tongue of this gigantic mammal is as long as an... | |
| | | All about... DOGS | | We know that dogs are human's best friend - they love us and we love them. However, we're not so sure where they came from. Many scientists think they came from wolves 15,000 years ago. Although wolves are wild and dogs are tame, they're still a lot... | |
|
