Acquiring territory helps young red squirrels survive
Hungry predators like lynx and weasels give young red squirrels a dim prospect of reaching adulthood. But acquiring a territory earlier in the summer may be the ...
predators
WS to launch nonlethal predation management projects
USDA-Wildlife Services has identified 12 states where it will implement nonlethal strategies to reduce or prevent depredation on livestock by wildlife. The fiscal ...
Climate affects which elk that wolves kill
Douglas Smith and his colleagues had been working on a two-decade-long project tracking gray wolf activity in Yellowstone when he began to notice something strange ...
Wild Cam: Human activity blocks African wild dog dispersal
Human structures and roadways present some of the largest barriers to the connectivity of endangered African wild dog populations in southern Africa. Researchers ...
Wild Cam: Researchers ID predators from saliva at kill sites
DNA sleuths are identifying predators from kill sites with the help of the saliva they leave on their prey. “Our broader study was transformed by this ...
Chickadees remember their fear of predators
Black-capped chickadees remember their fear of predators from just one interaction with them, which has enduring effects on their behavior. “In ecology, we’ve ...
Mountain lions select specific spots to hunt primary prey
When pumas are going after their primary prey of black-tailed deer, they change the types of landscape they use, according to new research. The discovery could be ...
Human presence creates fear response in predators
For large carnivores, humans are the primary predator. So do these species respond fearfully to humans the way prey normally does in the presence of predators? In a ...
Sea level rise and predation threaten saltmarsh sparrow population
Seaside (Ammodramus maritimus) and saltmarsh sparrows (A. caudacutus) have a lot in common. Both spend virtually their entire lives along coastal salt marshes, and ...
Washington state wolf populations grow 3 percent in 2018
Wolf populations continue to expand in Washington state, according to an annual report. The Washington Department of Fish and Wildlife’s annual wolf report ...