Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. For any animal, releasing sperm cells requires a bit of time and ...

(CNN) — Scientists studying squaretail grouper have found that the increasing presence of fishermen in the water is changing their behavior from flirty to flighty. A team led by scientists at ...

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The more we learn about the animals we share the planet with, the more we realize how fascinating their behavior can be. In 1995, divers off the coast of Japan discovered intricate crop circles ...

Q. Can different species of trout successfully mate? A. Yes, although it is very uncommon, some species of trout have been observed reproducing with other species of trout, which scientists refer to ...