A "mutant" crab with three pincers has been picked up in 100m of water near the Scilly Isles, off the Cornish coast, by a fisherman, and is currently installed in an aquarium in Newquay.

More on the mutant three-clawed crab »

BBC: Three-clawed 'mutant' crab caught »

Odd bit of coverage though - the Blue Reef Aquarium seems to have a picture of the crab, but an article about a rare crab species - with no mention of the weird claw, while the BBC article seems to have the same photography, but the story is about the mutant. What's going on?

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