Polar bear population decline the direct result of extended 'energy deficit' due to lack of food

NASA X-ray telescope Chandra discovers black holes 'blow' on their food to cool it down

SF's coyotes are going after an unexpected source of prey, new study shows — The highest overall contributor to coyote diets in San Francisco was anthropogenic, or human-origin, food, which was identified in 78% of the samples collected.

Rats anticipate location of food-guarding robots when foraging - EurekAlert