Area of Focus: Physiology & Nutrition

July 31, 2023

The fishing wolves of Voyageurs

Newly described behavior expands our knowledge of these northern Minnesota packs

May 10, 2023

California sea lions are getting bigger as their numbers grow

Broader diets are making for bigger males

May 3, 2023

Amid climate change, migrating redstarts show flexibility

But their survival may still be at risk

April 27, 2023

Elephant seals redefine ‘deep sleep’

Northern elephant seals get just two hours of sleep at sea, taking deep dives below predators

April 20, 2023

Protein boost fuels songbirds’ long migration

Recent findings upend the previous understanding of how songbirds make such long journeys

April 19, 2023

Where do mammals move after glaciers melt?

After rapid glacier melt, mammals that disperse farther are quicker to move into newly vegetated areas

April 12, 2023

Extreme winter causing massive ungulate die-off in Rockies

Mule deer and pronghorn are succumbing to starvation in parts of Wyoming and Utah

April 5, 2023

Cracking open the window of birds’ mystery microbiomes

Carcasses of birds that collided with windows offer scientists a view into their interior world

April 3, 2023

Florida manatee feeding operation wraps up for winter

Managers fed manatees nearly 400,000 pounds of lettuce to protect them from starvation

March 29, 2023

Migrating birds may break for immune system boost

Stopovers aren’t just to refuel, researchers found