But chronic wasting disease appears to spread rapidly in captive elk and deer.

At least 53 species of protist and animal parasites have been identified in elk.

The estimated prevalence is about 1% in elk and 2.5% in deer.

A. I got interested in mad cow disease via chronic wasting disease in deer and elk.

There have been declines in elk and responses from angry hunters near Yellowstone as well.

The decrease in elk that the wolves brought should allow the aspen to recuperate and be able to mature once again.

Also, low progesterone levels in elk can be connected with high predation risk.

Other such diseases are scrapie in sheep and chronic wasting disease in deer and elk.

In both moose and elk, infestation can lead to fatality.

In elk, behavioral changes may also include hyperexcitability and nervousness.