Lines & Matter · Field guide
Coral And Reef Life
Corals are animals, and many reef builders share their bodies with tiny photosynthetic algae. The algae provide food while the coral supplies nutrients. That partnership helps support habitats used by countless other reef inhabitants.
A question to exploreWhat happens to a community when its habitat depends on a partnership?
Read more: Smithsonian Ocean ↗
For learning and art, not identification or safety advice. Guide use & limitations
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About poison, venom & responsible observation
Poisonous organisms can cause harm when toxins are swallowed or absorbed. Venomous organisms deliver toxins through a bite, sting, or other wound. A species can be both. An absent annotation never means safe to handle or eat.
Read the Natural History Museum explanation ↗