Topic: Greater Yellowstone elk-wolf study shows elk having fewer calves due to changes in nutrition

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Wolves have caused elk in the Greater Yellowstone Ecosystem to change their behavior and foraging habits so much so that herds are having fewer calves, mainly due to changes in their nutrition, according to a study published this week by Montana State University researchers.

During winter, nearly all elk in the Greater Yellowstone Ecosystem are losing weight, said Scott Creel, ecology professor at MSU, and lead author on the study which appears in the Proceedings of the National Academy of Sciences.

The decline in the Greater Yellowstone's elk population since the reintroduction of wolves in 1995 has been greater than was originally predicted. In the three . . .[/t][/t][/t]

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