She says when male and female insects look different, that is called sexual dimorphism – and this can happen in a variety of ...

Should you ever find yourself playing a trivia game on the topic of moths and butterflies, here are a few facts that might ...

Both Crohn's disease and ulcerative colitis are forms of inflammatory bowel disease (IBD). Crohn's disease can cause inflammation anywhere from your mouth to your anus. Ulcerative colitis specifically ...

A preference for pairings between male Neanderthals and female Homo sapiens may answer the question of why there are "Neanderthal deserts" in human chromosomes.

Interbreeding between Neandertals and ancient anatomically modern humans primarily occurred between male Neandertals and female humans, a new study suggests ...

Ancient linkups may have happened more frequently between female humans and male Neanderthals, according to an new genetic ...

When ancient humans interbred, new research shows that the pairings were predominantly male Neanderthals and female Homo sapiens.

When ancient humans mated, dad was a Neanderthal, mom was Homo sapiens.

Genomic analysis shows that interbreeding between female Neanderthals and human males was less common than the opposite ...

Which warbler is which? Take a closer look. Male yellow-rumped warblers and magnolia warblers have similarly bright backsides ...

The ray florets do the opening and closing, covering the inner disc florets when closed. On cloudy cool days the daisies might not open at all. The movement of the petals is likely to be as a result ...

While in school, every child learns the basic parts of a flower and how insects, such as bees, buzz from flower to flower, ...