SEATTLE — It’s easy being green for a sea slug that has stolen enough ... Pierce used a radioactive tracer to show that the slugs were making the pigment, called chlorophyll a, themselves ...

Chloroplast are plant organelles that contain chlorophyll, the green photosynthetic pigment. Researchers have known since the 1970s that this sea slug steals chloroplasts from the alga Vaucheria ...

These are filled with chlorophyll, and the green pigment gives the sea slugs' bodies a leaf-like color. This not only helps them blend in with their surroundings to better hide from predators but ...

Related: This sea slug can chop off its head and grow an entire new body, twice As well as producing energy, chloroplasts tint these slugs a dark, leafy-green color. This helps mangrove leaf slugs ...

Photos of Costasiella kuroshimae, a.k.a. the “leaf sheep” sea slug, have recently gone viral on Twitter again, and for good reason. The leaf sheep doesn’t just have an absurdly cute name ...

Another nudibranch sea slug sporting bright colors ... it is not a tasty snack. This green-crowned woodnymph (Thalurania colombica fannyi) shows off his color-shifting iridescence.

One side of the nudibranch — known colloquially as a sea slug — is a “voluminous hooded structure at one end” with a “tail fringed with numerous finger-like projections at the other ...

Marine biologists have found a new sea slug that is right at home in the ocean ... bioluminescence in high-resolution and in full color. MBARI is one of the only places in the world where ...

Although the apple-size species, named Bathydevius caudactylus, is classified as a sea slug, the marine animal ... in high-resolution and in full color. MBARI is one of the only places in the ...