Marine Ecosystems Conservation Polar Bears Marine Life Conservation Efforts Bird Populations Food Supply Disease Spread Migration Patterns Animal Behavior Marine Mammals Polar Bear Behavior Seabird Populations Human Activity Avian Influenza Habitat Loss Insect Populations Polar Bear Populations Sloths Nesting Habitats Habitat Quality Habitat Degradation Penguin Habitats Species Adaptation Bird Migration Penguins Biodiversity Sustainable Practices Animal Welfare Habitat Changes Food Sources Human Impact Habitat Destruction Polar Bear Habitats Sea Ice Decline Bighorn Sheep Marine Species Adaptation Hunting Practices Seals and Penguins Marine Biology Amphibian Behavior Greenlandic Sled Dogs Wetlands Polar Ecosystems Toxic Algae Emperor Penguins Endangered Species Displacement Elephants Whale Migration Island Ecosystems Threatened Species Wildlife Migration Wildlife Management Salmon Populations Food Availability Reproduction Sea Turtles Howler Monkeys Species at Risk Spix's Macaw Invasive Species Mosquito Populations Mammal Habitats Bird Species Decline Polar Regions Polar Bear Conservation Polar Bear Habitat Pacific Northwest
Record droughts, warmer winters, and habitat loss are weakening squirrel populations, with rescue calls in Teltow reaching 40 daily as experts warn of a slow decline toward extinction.