Symbiosis

shrimp cleaning an eel's teeth

Saying “Ah!” at the Shrimp Spa

On coral reefs, an army of tiny cleaners eat their clients’ parasites, food particles, and dead skin, boosting biodiversity in the process.

Latest in Symbiosis
flat worm inside a sea squirt
Friends or Foes?

A flatworm and a sea squirt mingle in the tropical waters of West Papua, offering a glimpse into the complexity of interspecies relationships.

Peruvian Tarantula (Pamphobeteus sp.) adult, walking over Humming Frog (Chiasmocleis royi) without preying on it. Los Amigos Biological Station, Madre de Dios, Amazonia, Peru.
Enemy of My Enemy

An Amazonian frog finds refuge under the watchful compound gaze of a surprising guardian.

boxer crab (Lybia tessellata)
Double Fisted

Grabbing ahold with both claws, a crab defends itself—and steers the course of another species’ evolution.

coral
Lens of Time: Growing Against the Odds

As reefs endure another onslaught, scientists are taking a closer look at how corals live and grow—and what may enable some of them to persist in a changing world.