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Biological Diversity

Pangolin covered in protective scales standing alert in a forest environment, highlighting an endangered mammal protected by conservation laws.

Conservation, Policy Library

TWS Issue Statement: The U.S Endangered Species Act

Aerial view of melting glacier ice meeting dark ocean water in the Arctic, showing the effects of climate change on polar ecosystems.

Conservation, Policy Library, TWS News

TWS Position Statement: Climate Change, Sustainability, and Wildlife

FYI

Even after climate change peaks, biodiversity may struggle

Box of lead fishing sinkers showing a common source of toxic pollution that threatens birds, fish, and aquatic wildlife.

Policy Library

TWS Position Statement: Lead in Hunting Ammunition and Fishing Tackle

Furbearer pelts hanging in a storage shed after regulated trapping for wildlife population management and conservation.

Conservation, Policy Library

TWS Position Statement: Trapping Furbearers

American bison grazing behind a wire fence in open grassland, illustrating wildlife confinement and restricted migration.

Conservation, Policy Library

TWS Issue Statement: Confinement of Wild Ungulates within High Fences

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Large colony of Adélie penguins gathered along the Antarctic coastline near melting sea ice and glacial waters.

Conservation, Policy Library

TWS Issue Statement: The Antarctic

Young female deer grassy field

Policy Library

TWS Issue Statement: Baiting and Supplemental Feeding of Game Wildlife Species

Moss-covered trees and dense vegetation in an old-growth forest ecosystem providing critical habitat for wildlife and biodiversity.

Conservation, Policy Library

TWS Issue Statement: Management of Old-growth Forest on the Pacific Coast of North America

Oil and gas industrial facility in a mountain valley showing habitat disturbance and infrastructure development in wildlife areas.

Conservation, Policy Library

TWS Issue Statement: Oil and Gas Development in the Rocky Mountain West

Group of feral swine foraging on forest ground, showing habitat disturbance caused by invasive wild pigs.

Conservation, Policy Library

TWS Issue Statement: Feral Swine in North America

Group of feral horses standing in open grassland habitat, showing their presence and impact on native ecosystems.

Conservation, Policy Library

TWS Issue Statement: Feral Horses and Burros in North America

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Domestic sheep grazing on open rangeland, illustrating the risk of disease transmission between livestock and nearby wildlife populations.

Conservation, Policy Library

TWS and AAWV Joint Issue Statement: Domestic Sheep and Goats Disease Transmission Risk to Wild Sheep

Large python consuming a mammal on forest ground, showing the impact of invasive species on native wildlife ecosystems.

Policy Library

TWS Position Statement: Invasive Species

Wind turbines on a mountain ridge landscape showing renewable energy development in wildlife habita

Conservation, Policy Library

TWS Issue Statement: Impacts of Wind Energy Development on Wildlife and Wildlife Habitat

Large crowd of people walking in a public space, representing human population density and its impact on wildlife habitats and natural ecosystems.

Conservation, Policy Library

TWS Position Statement: Human Populations

Dead fish floating near the surface of water, showing signs of disease and environmental stress in an aquatic ecosystem.

Conservation, Policy Library

TWS Position Statement: Wildlife Disease

Toxic chemical hazard warning sign

Conservation, Policy Library

TWS Position Statement: Toxic Chemical Compounds