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 squid species in the world is the colossal squid. Read about where it is found, what it eats, and how big it can get.

A group of boaters got the chance to the world’s largest animal in a “rare” California experience. Getty Images/iStockphoto Boaters off the coast of California got the chance to see the biggest animal ...

This video uncovers the new science reshaping our understanding of the largest flying animal ever known. Researchers reveal ...

Wild boars rank among the planet’s most formidable creatures—powerful, fast, and equipped with tusks sharp enough to tear through anything that stands in their way. But some of these animals reach ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world.