The mating rituals of many bird species involve elaborate dances and displays by the males. The evolutionary reasons for the ...

In 1859 Darwin published On the Origin of Species, which outlined his theory of evolution. was an English naturalist who studied variation in plants, animals and fossils during a five-year voyage ...

In 1859 Darwin published On the Origin of Species, which outlined his theory of evolution. was an English naturalist who studied variation in plants, animals and fossils during a five-year voyage ...

If you’ve taken high school or college biology, you’ve probably been exposed to a good dose of Darwinian evolution. Darwinian theory includes the belief that all living things descended from a small ...