Sailfish can reach speeds of almost 70mph and grow up to 3.4m long – these images of them hunting are utterly breathtaking.

Researchers say they are in a race against time to save the tree from a deadly fungal disease. In 2010, a bright yellow ...

The golden eagle is the fastest eagle in the world and can reach speeds of up to 150-200 miles per hour when swooping down to hunt. Eagles' sharp talons and beaks make light work of dispatching their ...

Robots, equipped with cameras and disguised as animals, were deployed in the BBC TV series Spies in the Ocean to capture ...

From the reintroduction of grey wolves in Yellowstone National Park to throwing pufflings off cliffs, there are times when human intervention has proved successful ...

Crocodile conservationist in Laos have shared heartwarming footage of incredibly rare baby crocs hatching. The video comes ...

The natural world has produced some of the most potent poisons known to science. Here are some of the deadliest to humans ...

Researchers in Alaska have discovered that beluga whales have lots of different partners and this “mate switching” could be vital for helping populations survive.

Despite not looking much like one another, many do however closely resemble other species of animals that they are not ...

After swimming about 60m, I notice a big, murky cloud. It’s blood, though it looks greenish in the water, and I realise that ...

“I will never forget that moment. I called out to the others. The little shrew looked like something we had only seen once ...

With tide their clock, gravity their compass and sunlight their fuel, animalgae is a deal-breaking bond. Having shed major ...