Anybody who has seen "Finding Nemo" knows about those captivating monsters of the sea: anglerfishes. Variously horrific or ...

How can you find where a river was after it's gone? Turns out, the answer might be in the aquatic citizens it left behind!

It usually takes millions of years for new species to evolve, but not for fish in one African lake.

Hidden within fish DNA are powerful genetic twists that may explain one of nature’s biggest mysteries: how new species form so quickly. In Lake Malawi, hundreds of cichlid fish species evolved at ...

The hectocotylus is both a reproductive and sensory organ, Harvard scientists and others have found. Octopuses are some of ...

The specialized arm that male octopuses use for mating is also a sensory organ that can detect the ovarian hormone progesterone, according to new experiments conducted by Pablo Villar and colleagues.

In this week's Science for All newsletter, Divya Gandhi explains why scientists believe central China should be protected as a global biodiversity hotspot ...

Like the males of many animal species, male Drosophila melanogaster fruit flies, a commonly studied lab animal, are aggressive toward one another and even fight when competing for resources such as ...

A comparison with the environmental settings and biological adaptations of nearly 6,000 terrestrial mammalian species demonstrates the profound advantages of human cultural adaptations.

The specialized arm that male octopuses use for mating is also a sensory organ that can detect the ovarian hormone progesterone, according to new ...

The Socotra archipelago, located in the Indian Ocean, has been referred to as the most alien place on Earth because of its ...

Learn how a flip in Earth's magnetic field may have caused changes in the radiation on our planet.