In the wild world of animal reproduction, nature has come up with some truly unexpected roles for its creatures. While we ...

Spice up your D&D game by using monsters your players have never seen before from the cards of Magic: The Gathering!

When fossil remains were found that were unlike anything living at the time, some scientists argued that they were unusual examples of living creatures, or that animals known only from fossils ...

A good example is the modern elephant and the extinct woolly mammoth. These creatures evolved from a common ancestor, but experienced different environments. Exposed to a cold climate, mammoths ...

Animals without a backbone are called invertebrates. Vertebrates and invertebrates can be sorted into smaller groups. Vertebrates, for example, are divided into mammals, birds, reptiles ...