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 ...
predators
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 ...
For some butterflies, reason for wing adaptation is clear
Some butterflies have a clear means of protection, and predators can see right through it. According to new research, clearwing butterflies have evolved these ...
What happened to African wild dogs in Serengeti?
After African dogs (Lycaon pictus)suddenly disappeared in Serengeti National Park in 1991, wildlifers and biologists wondered why, and disagreements among ...
Unseen for 300 years, endangered seabirds heard on Oahu
It has been over 300 years since Newell’s shearwater (Puffinus newelli) and Hawaiian petrel (Pterodroma sandwichensis) colonies were detected on the Hawaiian ...
In icy regions, researchers find polar opposite in predators
Take a cruise from the equator to the poles and you might notice some important changes in marine ecosystem. Species diversity is greater in the tropics, and it ...