This story from CNN:
Researchers: Dolphins found using tools
WASHINGTON (AP) — A group of dolphins living off the coast of Australia apparently teach their offspring to protect their snouts with sponges while foraging for food in the sea floor.
Reminds me an awful lot of one from The Onion:
Dolphins Evolve Opposable Thumbs
In an announcement with grave implications for the primacy of the species of man, marine biologists at the Hawaii Oceanographic Institute reported Monday that dolphins, or family Delphinidae, have evolved opposable thumbs on their pectoral fins.
I, for one, welcome our new aquatic overlords.