As you wash with Skeleton Soap, the creature’s skeleton is slowly revealed. The odd thing about the Colin Crab Skeleton Soap though is that crabs have exoskeletons.
Link to Colin Crab,
Link to Freddie Fish, Link to Olivia Octopus (via New Scientist blog)
UPDATE: As BB reader Nathan Harrison points out, stranger still than Colin Crab is the Olivia Octopus, “since they lack skeletons of any kind — inner or outer.”