Imagine a world where furry mammals scuttle under the feet of gigantic dinosaurs, not yet destined to rule the Earth. It’s a ...

Africa has several different types of habitats from jungles and forests to grasslands and deserts. The second-largest ...

The creatures cruised the world’s oceans with features we often associate with marine mammals, such as coats of blubber and ...

Could aquatic mammals, such as whales, orcas, and bottlenose dolphins, ever evolve to live on land again? It seems the ...