Tag: Birds

September 24, 2019

State of the Birds: ‘In crisis … but recovery is possible’

The 2019 State of the Birds Report concludes that “America’s birds are in crisis” but conservation efforts by state wildlife agencies and others can help recover struggling populations. The annual...

September 20, 2019

Bird numbers drop 3 billion since 1970

Spring bird numbers have dropped by nearly one-third in the past 50 years in the U.S. and Canada, according to new research. “What we found was staggering and depressing all...

September 16, 2019

City crows have high cholesterol levels

It’s no secret that human-provided food can impact wildlife. But as wildlife is increasingly found in urban areas, it can be hard to stop animals like birds from snacking on...

September 12, 2019

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 known for a long time from short-term...

September 3, 2019

Night lights are rewiring estuary ecosystems

Artificial lighting from cities and towns at night is changing the way species interact with each other in estuaries and other coastal ecosystems. “Lighting has gone under the wire for...

August 21, 2019

JWM: Returning captive yellow cardinals to the wild

Twenty-six yellow cardinals in Argentina had come a long way on their path to liberation. Most of the endangered birds were confiscated from poachers or pet owners from various parts...

August 12, 2019

For rebounding woodpecker, success depends on humans

For millennia, fire helped red-cockaded woodpeckers thrive in the South’s longleaf pine forests. The flames cleared the forest understory that predators could use to access woodpecker nests, which the birds...

July 26, 2019

Wild Cam: JWM study shows troughs aid desert animals

Water troughs are giving thirsty animals an oasis in the midst of the desert, according to new research. Wildlife managers have long made use of artificial water catchments in the...

July 23, 2019

Citizen scientists have eagle eye for new bird arrivals

Informal bird enthusiasts are great at detecting the arrival of new species in an area, but their observations aren’t necessarily the best at giving accurate population counts once a species...

July 23, 2019

Machines are better listeners when it comes to biodiversity

Machines are better than humans at detecting wildlife biodiversity by sound, according to new research. In a recent systematic comparison, researchers compared autonomous sound recording devices with bird point counts...