As fit as an animal

1. What animal is very fit?
2. What makes an animal fit?
3. Can animals get fit?

What animal is very fit?

Cheetah is perhaps the most athletic animal breed on Earth, capable of reaching sixty miles per hour in mere seconds. Its rate of acceleration mirrors the world's most sought-after sports cars, despite weighing less than the average human male.

What makes an animal fit?

Explanation: The biological fitness of an organism is dependent on its ability to survive and reproduce in a given environment. If different traits or alleles increase the fitness of an organism, those alleles will consequently increase in the gene pool, and that trait will increase in the population.

Can animals get fit?

Most animals are physically active. They fly, walk, swim and slither to discover food, flee predators and find mates, but exercise is more than this. It's any form of voluntary physical activity that goes beyond this baseline level. Often, there's a motivational component.