Abnormally long fasts linked to melting sea ice may be pushing polar bears to their limits.
One Life: Bears
Polar bears and climate change: What does the science say?
Environment: understanding atmospheric and ocean flows: 1.1 Polar
Scientific Field/Discipline Zoology
Polar Bears Participate in Research—and Their Own Health
a) Map indicating the 19 currently recognized polar bear
Polar bear population shrinks as climate concerns grow - Good
Pathogens, Free Full-Text
Stress in Polar Bears - Forschen, Handeln