Researchers See Signs of Chronic Stress in Polar Bears' Blood
Abnormally long fasts linked to melting sea ice may be pushing polar bears to their limits.
Researchers See Signs of Chronic Stress in Polar Bears' Blood
Born to Roam - The Suffering of Polar Bears in Zoos by BornFree
Researchers see signs of chronic stress in polar bears' blood - EHN
Polar Bear Hair Sheds Light on Seal Populations Under the Arctic
Stress in Polar Bears - Forschen, Handeln
Environmental toxins enter the brain tissue of polar bears
Frontiers Stress in wildlife: comparison of the stress response
a) Map indicating the 19 currently recognized polar bear
Polar Bears Participate in Research—and Their Own Health
Global warming could see most polar bears disappear by 2100
Scientific Field/Discipline Zoology