Last week I sent Alex, one of my biologists in training, out to the beach to collect some seaweed for our displays. I told her to bring back anything interesting that she might find. She came back ...

These barnacle legs look like a brush that might be used by a chimney sweep. Often attached to ships, barnacles use their hairy legs to comb through the water to collect organisms, mostly microscopic ...

Barnacles are marine mammals that are known as fouling organisms because they accumulate under boats. They keep their strong hold with a waterproof glue. If you watch a barnacle close up, you can see ...

A barnacle, observed the nineteenth-century zoologist Louis Agassiz, is "nothing more than a little shrimp-like animal standing on its head in a limestone house and kicking food into its mouth." Yet ...

For barnacles, which are stuck in one place, sex can be tricky. The shelled sea creatures have been known to use extra-long penises to fertilize their nearest neighbors. Now researchers have ...