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 ...
predators
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 ...
Shorebird declines likely due to climate change
Climate change may be the main reason behind a great decline in shorebird populations around the world, researchers found. After looking at 38,191 nests of 111 ...
To chart coyotes’ expansion, study looks back 10,000 years
The most popular coyote (Canis latrans) range maps that have made their way across the internet — and even into publications such as Nature and National ...
JWM: Agriculture may improve white-tailed fawn survival
White-tailed deer (Odocoileus virginianus) fawns have a better chance of avoiding mortality on agricultural land than they do in forests, according to new research. ...
JWM: Habitat quality drives elk recruitment
While biologists have often studied individual elk (Cervus canadensis) herds, a team of researchers recently wanted to get a bigger picture of elk throughout the ...