It's a sign of overall environmental health. Passengers capture video of unexpected visit from largest animal on earth — here ...

You won’t believe just how big some spiders can get! Watch our video spotlighting the ten biggest spiders on earth with some walking on legs over a foot in width.

The largest animal on the planet was spotted off the coast of California, boaters said. Getty Images/iStockphoto Boaters off the coast of California got the chance to join the 1% club after spotting ...

The International Union for Conservation of Nature (IUCN) has recognized Charles Darwin University-led research into Earth's oldest animals with the adoption of the "Longevity Conservation" global ...

Wildlife videos are always trending online, and big birds of prey, especially eagles, get a lot of attention. Clips of them ...

Learn why the Amazon is critical for our planet and how WWF is working to protect its forests, rivers, and wildlife from growing threats.