It’s hard to picture a creature so immense that a person could stand inside one of its arteries, yet that’s the reality of ...

Earth is full of giants, but “longest” doesn’t always mean “heaviest” or “biggest-looking.” Some of the longest animals might ...

Size shapes the way animals move, hunt, and survive. For example, in the ocean, ginormous creatures rely on their massive ...

Whale watching season opens in Los Cabos, with local tour operators offering a variety of adventures involving enormous visitors.

Once targeted for oil and meat, the whale shark is now being saved by fishers along India’s Arabian Sea coast. What began as ...

In the ocean, different animals have their own unique self-defence strategies to help them survive predators. Some, like ...

Nature packs surprises in every corner, be it in the form of fierce predators or gentle creatures that share our world ...

In the animal kingdom, the creatures with the biggest hearts – relative to their size – are often the tiniest among us.

Scientists are using artificial intelligence to understand sperm whale vocalizations. Lawyers think the discoveries may result in stronger protections for nonhuman life.

In the animal kingdom, penises can be spiked, split, corkscrewed—even detachable. They're one of the most diverse structures in biology. The human penis is so uniform, it's an anatomical outlier.

Unfortunately, one million endangered species could become extinct. On World Wildlife Day, learn who is at risk and how to ...

The human penis is 'conservative' compared to other members of the animal kingdom - and now a scientist reveals why this is.