Older female elk 'virtually bulletproof' as they learn to avoid hunters

After seven years of studying the movements and behaviours of female elk, University of Alberta researchers discovered they become “virtually bulletproof” as they age.
“Elk learn to become shy as they get older,” said University of Alberta biologist Mark Boyce. “They hunker down in the deep forest and stay in rugged terrain. Those types of behaviours were very effective (for survival) in heavily hunted areas.”
Boyce and two former post-doctoral fello