decline

What’s happening to Utah mountain goats?
Officials will capture and collar 30 goats to understand why numbers are declining

Study focuses on Idaho’s antelope
Researchers launch new study to determine exactly why the state’s antelope population has stalled

North Dakota pushes mule deer rebound
Fewer licenses granted to help population recover from harsh winters, habitat loss

Mule deer numbers across 6 states
Where are mule deer populations in decline — and why?