When considering the fastest animals on Earth, size seems like it should matter. Yet the cheetah, weighing around 50 ...

Q. My brother (a basketball player) says giraffes are the biggest land animals because they are the tallest. How do scientists determine what the biggest animals are? A. Scientists, as well as people ...

If you throw a huge party, there’s more of a chance of problems than if you host a quiet get-together for a couple of friends. The logic is simple: Having more people around means more opportunities ...

The mystery behind why Alaskan horses, cryptodiran turtles and island lizards shrunk over time may have been solved in a new study. The new theoretical research proposes that animal size over time ...

Quick—What birds have the largest and smallest genome sizes? Interestingly, the ostrich has the largest and the common pheasant has the smallest. Not surprisingly, this valuable information came from ...

Q. My brother (a basketball player) says giraffes are the biggest land animals because they are the tallest. How do scientists determine what the biggest animals are? A. Scientists, as well as people ...

The new theoretical research proposes that animal size over time depends on two key ecological factors. The mystery behind why Alaskan horses, cryptodiran turtles and island lizards shrunk over time ...