In a river of southern Africa, a “large”-mouthed creature swam along the rocks looking for its next meal. Something about the “slender” animal caught the attention of snorkelers — and for good reason.

A lack of understanding can no longer be used as an excuse for inaction. As the authors of the new study point out, ...

Scientists Baffled to Find First Animal on Earth That Does Not Breathe, Unsure How It Generates Energy In 2020, researchers ...

When a renowned Israeli TV journalist lost his ability to speak clearly because of ALS, he thought his career might be over.

A new tally finds dozens of species giving food a second go-round, from babies boosting their microbiomes to adults seeking easier-to-access nutrition.

The hoary bat, golden borer moth and wild lupine are now among those listed under the Massachusetts Endangered Species Act.