Image of the Day: A Shrimp and a Cockroach

In the mantis shrimp brain, scientists uncover mushroom bodies—learning and memory structures typically found in the brains of insects. 

The Scientist Staff, and The Scientist Staff
Oct 2, 2017

Left: Arrangements of nerve fibers (magenta) within the mushroom bodies of mantis shrimp (Neogonodactylus oerstedii). Middle: 3-D reconstruction of N. oerstedii’s mushroom body, with nerve fibers (purple, magenta, blue, orange), the cap-like calyx (contains dendrites; blue), and globuli layer (cell bodies; green). Right: Mushroom body lobes (magenta) of the American cockroach (Periplaneta americana) with globuli (green).SEE G.H. WOLFF ET AL., ELIFE, 6:E29889, 2017. See G.H. Wolff et al., “An insect-like mushroom body in a crustacean brain,” eLife, 6:e29889, 2017.