Scientists Finally Found What's Killing Moose in Ontario — And It Shouldn't Be Possible

Wolves were the obvious suspect when Ontario's moose population started crashing — but wolf numbers stayed stable while moose kept dying. The real killer turned out to be a tick that's lived alongside moose for generations, now thriving because of a few extra weeks of mild autumn weather. Investigate how a parasite too small to see is quietly wiping out an entire generation of calves before anyone notices.