Area of Focus: Mammals

Fixed-wing drones helped researchers examine marsh deer population and habitat concerns in Brazilian wetlands

Iowa hasn’t had a breeding elk population in over 100 years but recent sightings raise questions about their population

The cloned Marco Polo sheep was used to create hybrids for captive trophy hunting

Numbers rise and fall across the landscape in response to snowshoe hare fluctuations

Neophobia—the fear of new things—keeps felines away from control devices in Australia

Researchers think “genetic rescue” is a possibility

Ship noise interferes with the ultrasonic echolocation the marine mammals use to catch fish

Smaller species have different strategies than larger ones

The tests detected prion shedding more consistently in saliva than urine or feces

Numbers have declined a small amount despite increase in harvesting in some areas