A recent study found that wolf predation of cattle contributes to lower weight gain in calves on western Montana ranches. This leads to an economic loss at sale several times higher than the direct reimbursement ranchers receive for a cow killed by wolves.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/a...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/a...