(NYTimes)-CHOTEAU, Mont. — Across North America — in places as far-flung as Montana and British Columbia, New Hampshire and Minnesota — moose populations are in steep decline. And no one is sure why.
Moose infected with brain worm almost always die, but winter tick and lung worm infestations rarely kill moose.
Chronic Wasting Disease (CWD) is a degenerative, fatal brain disease that affects ...moose ...
Chronic Wasting Disease belongs to a group of diseases called transmissible spongiform encephalopathies. While CWD is similar to bovine spongiform encephalopathy (also known as BSE or "mad cow disease") in cattle...
reply to post by olaru12
When a population gets too big, then infection and disease is more common. Just as when food is too abundant you don't have the older, weaker, and sicker animals dying off because they have too much food.