The Masked Singer UK will crown its sixth series winner tonight, with Pufferfish, Dressed Crab and Wolf going head-to-head in the final.

So why is it so expensive and who's buying horseshoe crab blood? The blue color comes from copper in the blood. But that's not its most interesting feature. The blood contains a special clotting ...

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 ...