The man-of-war fish (Nomeus gronovii), a species of medusafish, near the tentacles of a siphonophore.
Medusafishes Are Grouped by Shared, Odd Traits: Study
Shared features, such as thick, slimy skin and a throat filled with teeth, suggest that medusafishes are all related.
ABOVE: Linda Ianniello
Medusafishes Are Grouped by Shared, Odd Traits: Study
Medusafishes Are Grouped by Shared, Odd Traits: Study

Shared features, such as thick, slimy skin and a throat filled with teeth, suggest that medusafishes are all related.

Shared features, such as thick, slimy skin and a throat filled with teeth, suggest that medusafishes are all related.

ABOVE: Linda Ianniello

fishes

silver carp swimming in the fox river near lake michigan
Invasive Carp Could Spread Across Lake Michigan on Detritus Diet
Nicoletta Lanese | Aug 14, 2019
The fish’s undiscerning palate might make more of the lake habitable to the species than once thought, according to a new study.
Behavior Brief
Amanda B. Keener | Jul 6, 2015
A round-up of recent discoveries in behavior research
Fantastical Fish, circa 1719
Abby Olena | Jan 1, 2014
A collection of colorful drawings compiled by publisher Louis Renard sheds light on eighteenth-century science.
Renard's Menagerie
Abby Olena | Dec 31, 2013
Some of the fantastical marine life depicted in a rare, 18th-century book
Speed-Sensitive Denticles
Kerry Grens | Apr 1, 2013
Tooth-like structures on the skin of a South American fish might serve as high-velocity water-flow detectors.