Diet-size relationship - Animals arranged according to type of diet

Diet-Size Relationship in Animals Disturbed by Humans

The diet-size relationship is a universal principle in the animal kingdom that dates back millions of years. Find out how human activity is disturbing that principle's balance and the implications for species extinction.

Animal Movement - Elk Herd Crossing River

Animal Movement Disruptions Threaten Biodiversity

Animal movement changes are the result of human disruption of ecosystems. Discover why these changes pose a threat to species survival and to global biodiversity. (3:30 min read)