Image of the Day: Fish that Eat FishImage of the Day: Fish that Eat Fish
Image of the Day: Fish that Eat Fish
Researchers categorize the different jaws of piscivorous fishes.
Image of the Day: Fish that Eat Fish
Image of the Day: Fish that Eat Fish

Researchers categorize the different jaws of piscivorous fishes.

Researchers categorize the different jaws of piscivorous fishes.

fish
Newly Described Electric Eel Has Strongest Voltage Yet Measured
Newly Described Electric Eel Has Strongest Voltage Yet Measured
Kerry Grens | Sep 10, 2019
The same study also finds there are three species of Electrophorus, rather than one.
Image of the Day: Flashlight Fish
Image of the Day: Flashlight Fish
Nicoletta Lanese | Aug 21, 2019
The bioluminescent Anomalops katoptron can coordinate its schooling behavior after dark. 
Invasive Carp Could Spread Across Lake Michigan on Detritus Diet
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.
Pufferfish Spines Shaped by Same Genes as Feathers and Fish Scales
Pufferfish Spines Shaped by Same Genes as Feathers and Fish Scales
Nicoletta Lanese | Jul 29, 2019
To see if the spiky fish shares signaling pathways found in other organisms, scientists scooped up specimens during a mating frenzy on the shores of Japan.
Image of the Day: Cichlid Cranium
Image of the Day: Cichlid Cranium
Nicoletta Lanese | Jul 25, 2019
Maternal care for the fish alters the structure of their developing heads.
Image of the Day: Imitation Fish
Image of the Day: Imitation Fish
Chia-Yi Hou | Jun 20, 2019
Scientists create a soft-bodied robotic fish that pumps synthetic blood and swims on its own.
Image of the Day: Invisible Weapons
Image of the Day: Invisible Weapons
Chia-Yi Hou | Jun 6, 2019
See a close-up of the deep-sea dragonfish’s transparent teeth.
Image of the Day: Fossilized Motion
Image of the Day: Fossilized Motion
Chia-Yi Hou | May 29, 2019
A fossil of a school of fish from the Eocene appears to represent coordinated collective movement.
This Deep-Sea Fish Has the Most Types of Opsins Among Vertebrates
This Deep-Sea Fish Has the Most Types of Opsins Among Vertebrates
Katarina Zimmer | May 9, 2019
The silver spinyfin has an extraordinary diversity of rod photopigments, which researchers propose may allow it to see color in the deep, dark sea.