It’s one of the slowest creatures on Earth, moving at a maximum speed of six and a half inches per minute. The gastropod has one lung, one foot, and no spine. The slug is native to the dense ...

They've been on Earth for 64 million years ... they don't have to fight for food with hungrier animals. There's just one downside. Being slow means sloths can't outrun predators.

What’s more, these slow-growing creatures don’t reach reproductive age until around 150 years old. Measuring the Greenland shark’s growth rate is challenging because individuals are rarely ...

When the Tortoise then offers to challenge him the Hare scoffs that he won’t waste his time racing the slowest creature in the world. The Tortoise suggests Hare must be scared of being beaten ...