As life on earth evolved, billions of creatures made the move from primordial ooze to life on land. For most, that eons-long transformation was a one-way trip. With the exception of amphibians—which ...

On the muddy shores of Indonesia’s mangrove forests, fish can sometimes be seen doing something unbelievable — climbing rocks ...

A visualization of Tiktaalik roseae, an extinct aquatic animal with fossils that shed light on the evolution of land animals from marine animals millions of years ago. Nobu Tamura via Wikimedia ...

The old idiom of being a fish out of water is never a positive thing. Instead, it paints a picture of being uncomfortable or awkward. This is how most fish feel when they are removed from their ...

The transition from water to land is one of the most significant events in the history of life on Earth. Now, a team of roboticists, palaeontologists and biologists is using robots to study how the ...

When you think about human evolution, there’s a good chance you’re imagining chimpanzees exploring ancient forests or early humans daubing woolly mammoths on to cave walls. But we humans, along with ...

If you see it, kill it. An invasive fish species is harming the Mississippi ecosystem, and you can help stop it. Northern snakeheads (channa argus) are native to East Asia. They've been confirmed in ...

An invasive snakehead fish is seen in Missouri. Breeding populations have established themselves in the state’s waterways, threatening native fish and local ecosystems. Missouri Department of ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. FLUSHING, Queens (PIX11) – Although ...

Life on Earth started in the oceans. Beginning around 390 million years ago, however, the ancestors of modern land animals rose out of the waters, trading their fins for limbs and gills for lungs.