Deep in the Pacific, humans have tracked a mysterious whale’s call for decades—but no other whale seems to respond. And now, ...

In honor of the Year of the Snake, let’s appreciate the strange anatomy and evolution of these slithery reptiles ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An amateur fossil ...

One of the few documented near-attacks — an orca charging at a surfer in Norway before pulling away — most likely happened because the animal mistook the surfer for a seal. Although wild ...

Turns out, there's more to the shark than sharp teeth and gills. Read on to learn about these misread sea dwellers.

Animal physiology is the scientific study of the life-supporting properties, functions and processes of animals or their parts. The discipline covers key homeostatic processes, such as the ...

Animal behaviour is the scientific study of the behaviour of animals. The discipline covers study under experimental conditions, behaviourism, or natural conditions, ethology. Our weekly dip into ...

Neither from Guinea Nor Pigs Ironically, guinea pigs are neither pigs nor do they originate from Guinea. In actuality, these ...

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Straddling the Franco-Swiss border is Lake Geneva, a 224-square-mile lake formed by the Rhône River. It has been a popular vacation spot for years, drawing such memorable names as Audrey Hepburn ...

You’ve come to the end of your search. We’ve put together a list of twenty animals that begin with the letter P, and some fun facts about them! You can find these animals in many parts of the world, ...

Straddling the Franco-Swiss border is Lake Geneva, a 224-square-mile lake formed by the Rhône River. It has been a popular vacation spot for years, drawing such memorable names as Audrey Hepburn ...