Sentences with phrase «expanding predator populations»

Recreational and other human disturbance, loss of habitat to urban development, introduction of beachgrass and other nonnative species, and expanding predator populations have all contributed to a decline in active nesting areas and in the size of the breeding and wintering populations.

Not exact matches

The researchers also found that moose mortality was higher at the edges of an expanding bear population than in the center of the bear population, leading them to conclude that moose with less exposure to predators were more likely to be killed.