Jerry Hollis took this photo in the mountains above the Valley of what appears to be a common crab spider (Xysticus cristatus ...

An Australian underwater photographer witnessed hundreds of giant spider crabs on the march in Port Phillip Bay, Victoria, on February 5, she said. Jules Casey estimated she saw somewhere between ...

What is a Japanese spider crab? They may look like something from a 1950s sci-fi film, but Japanese spider crabs are gentle giants. And giants they are. Of the 60,000 species of crustaceans on ...