Geographical Location: United States

Surveys reveal that two species don’t fare well in urban areas with increased human sound and light pollution

As their numbers fall in several states, biologists are looking for answers

The findings may be important to consider in wolf management

Species increase in abundance three years after spraying the chemicals

As the bats move northward, incidences of rabies rise

Dams along the river have heightened disease

Climate change may create more difficulties for struggling populations

U.S. wildlife managers are tracking it but have no immediate plan for capture

Pollinator trapping experiment reveals another way that imported ants may be affecting the ecosystem

But fragmentation has reduced genetic variation in some areas