Whale species are very diverse when it comes to size. Some are just a few feet longer than a human, while others are the largest animals in the entire world ... guide to show you how whales compare to ...

On a dive trip in Mexico's Baja California Sur, one diver fondly recalls a trip that put her (almost) face to face with one of the ocean's gentlest giants.

Here are ten animals with the highest populations on Earth. Some are quite familiar. You have never heard of some others, ...

Learn more about the gene families that play an important role in the aging and longevity of mammals, including humans.

Sir David Attenborough, animal enthusiast and narrator of countless wildlife documentaries, turned 99 on May 9. At such an ...

From deep-sea sponges to ancient tortoises, the longest-living animals can survive for centuries, even pausing aging.

“So it just makes no sense how these two things found each other,” says Constantine ... into a sucker to latch onto larger animals, such as whale sharks, and barnacles that can be found ...

The genomes of long-living, big-brained mammal species reveal that they carry more copies of immunity genes. Experts ...

But that’s not true. Megalodons are extinct. They died out about 3.5 million years ago. And scientists know this because, once again, they looked at the teeth. All sharks – including megalodons – ...

Black Marlin is known as the fastest fish. It can reach speeds of 80 km/h. This helps it catch prey and escape predators.

The Saya de Malha Bank in the heart of the Indian Ocean is home to one of the world's largest underwater seagrass beds. A ...