ADVERTISEMENT
  About the SA Blog Network

Posts Tagged "mollusks"

The Artful Amoeba

Take This Shell and Shove It: The Mollusk That Became a Worm

aplacophoran_noaa_pd_200

When you think of a mollusk, you probably have something shelled, slimy, and possibly stalk-eyed in mind. But mollusks include creatures that are none of these things. In fact, there are mollusks that are wormy, be-spined, and eyeless. They are called aplacophorans, and scientists have long puzzled over their place in the mollusk family tree. [...]

Keep reading »
The Artful Amoeba

Snails that Fly, or, the Potato Chips of the Ocean

sea_butterfly_200

On land, snails and slugs — the Gastropods — are confined to terrestrial prison, but in the ocean, they are free to shed their shells and fly. These are the sea angels, the sea butterflies, and the sea elephants — and probably quite a few more I’m not aware of. For instance, this slinky and [...]

Keep reading »
Brainwaves

Leafy Green ‘Solar-Powered’ Sea Slugs Begin to Reveal Their True Colors

sea-slug

Nature is full of thieves. Instead of laboriously collecting pollen and nectar from flowers, robber bees raid the hives of other pollinators and steal the honey within. Some ant species routinely kidnap and enslave members of neighboring colonies, taking tens of thousands of pupae in a single season. And massive-winged frigate birds—also called pirate birds—swoop [...]

Keep reading »

More from Scientific American

Scientific American MIND iPad

Give a Gift & Get a Gift - Free!

Give a 1 year subscription as low as $14.99

Subscribe Now >>

X

Email this Article

X