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sea anemones

Sea Anemone (Actiniaria)
Image: National Geographic/David Doubilet

Sea Anemone (Actiniaria)

Despite looking like — and being named after — a flower, sea anemones are in fact carnivorous predators who live on small fish and shrimp.

There are more than 1,000 sea anemone species found throughout the oceans, and some of those species can live for over 50 years. Find out more.

National Geographic
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Clownfish and Sea Anemone Partnership

Clownfish and Sea Anemone Partnership

Despite their docile appearance, sea anemones normally eat fish. Find out how clownfish have created a symbiotic relationship with their deadly neighbors. More...

Video
National Geographic
How a Sea Anemone Grows Its Tentacles

How a Sea Anemone Grows Its Tentacles

Scientists have only recently started to explore how sea anemones grow their tentacles, and with further research comes some surprising results. Find out more. More...

Article
Science News for Students
Illustrated Glossary of Sea Anemone Anatomy

Illustrated Glossary of Sea Anemone Anatomy

Sea anemones look simple, but their anatomy can actually be quite complex. Check out this page to see all the parts of an anemone. More...

Article
Bryan McCloskey
Jellyfish and Sea Anemones

Jellyfish and Sea Anemones

Explore this image gallery featuring a spectrum of beautiful and bizarre jellyfish, sea anemones, and other cnidarians. More...

Images
NOAA
Phylum Cnidaria: Sea Anemones

Phylum Cnidaria: Sea Anemones

Even though they're called "the flower of the sea," sea anemones are animals, not plants. But looking at this image gallery, it's easy to see why people make that mistaken connection. More...

Images
Keoki Stender
Sea Anemone Facts

Sea Anemone Facts

Sea anemones are fascinating because of their beauty and variety. Discover how they reproduce, how their bodies function, and how they interact with other sea creatures. More...

Article
Sheppard Software
Sea Anemone: Photo Gallery

Sea Anemone: Photo Gallery

Sea anemones capture prey with their venomous tentacles, but those tentacles are also what makes them so pretty. Explore this well-captioned photo album. More...

Images
National Geographic
Seafloor Explorer

Seafloor Explorer

This citizen science project asks for your help in identifying species and ground cover material in images of the seafloor. More...

Activity
Zooniverse
Venom from Sea Anemone Could Treat MS

Venom from Sea Anemone Could Treat MS

Sea anemones use the venom in their tentacles to paralyze and kill prey. Now researchers are testing whether the venom could help humans with multiple sclerosis. More...

Article
Cosmos Magazine

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