Sailfish can reach speeds of almost 70mph and grow up to 3.4m long – these images of them hunting are utterly breathtaking.
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 ...
Researchers say they are in a race against time to save the tree from a deadly fungal disease. In 2010, a bright yellow ...
Robots, equipped with cameras and disguised as animals, were deployed in the BBC TV series Spies in the Ocean to capture ...
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