We may have gotten the evolutionary origins of the echidna backward, as new research suggests its ancestors probably lived in ...

We come across predatory starfish, Marthasterias, which Charles describes as "the most bizarre group of animals". Starfish, or sea stars, have hundreds of tube feet that all operate hydraulically ...

The migrations that make up the well-known salmon life cycle have long been described as one way at a time. Juvenile salmon ...

While Tuesday's low tide will be the weakest of the 28-day tide cycle, Wednesday, April 30, at 1:28 p.m. will dip -3.38' ...