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.

ecology & environment
Image of the Day: Vampire Squid
Image of the Day: Vampire Squid
Emily Makowski | Sep 11, 2019
The unusual cephalopod was spotted on a recent underwater research expedition.
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: Synchronous Spawning
Image of the Day: Synchronous Spawning
Emily Makowski | Sep 9, 2019
Groups of corals release all of their eggs and sperm once a year, but the timing of their spawning is under threat from climate change.
Squirrels Listen to Birdsong for Safety Cues
Squirrels Listen to Birdsong for Safety Cues
Emily Makowski | Sep 5, 2019
Eastern gray squirrels appear to ease up on vigilance behavior when the birds sound calm.
Bar-Headed Geese Slow Their Metabolism to Soar over Everest
Bar-Headed Geese Slow Their Metabolism to Soar over Everest
Nicoletta Lanese | Sep 4, 2019
The birds also decrease their heart rate and chill their blood to maintain flight in hypoxic conditions.
College Campuses Close as Hurricane Dorian Threatens
College Campuses Close as Hurricane Dorian Threatens
Jef Akst | Sep 3, 2019
The storm has already pummeled the Bahamas. Now the US coast prepares.
Labs Prepare to Protect—and Collect—Data During Hurricane Dorian
Labs Prepare to Protect—and Collect—Data During Hurricane Dorian
Emma Yasinski | Sep 1, 2019
In the southeastern US, the coming storm disrupts research for many scientists.
Saving the Hellbender, a Giant Salamander Under Threat
Saving the Hellbender, a Giant Salamander Under Threat
Mary Bates | Sep 1, 2019
Populations of the two-foot-long amphibians are declining across North America. Scientists are struggling to find out why, before it’s too late.
Florida Wild Cats Struggle to Walk Due to Unknown Disorder
Florida Wild Cats Struggle to Walk Due to Unknown Disorder
Nicoletta Lanese | Aug 28, 2019
Both bobcats and the state’s namesake panther, an endangered species, have been spotted with signs of the condition.