Tag: brown-headed cowbirds

April 7, 2020

Blackbirds heed warbler warnings about cowbird danger

To keep their nests safe, blackbirds are homing in on warbler warning signals about dangerous brood parasitic cowbirds. But the exchange is not one-sided — previous research has found that...

March 20, 2020

Red-winged blackbirds’ genes change when cowbirds are near

When brood parasitic brown-headed cowbirds are nearby, red-winged black birds’ genes function in similar ways to when they respond aggressively toward their own species, researchers found. “We always wanted to...

October 23, 2018

Can colored lights decrease aircraft bird strikes?

LED lights have been proposed for use in airplanes to reduce bird strikes, but would these lights actually cause avoidance behavior in birds? Researchers recently tested how different wavelengths of...

November 17, 2016

WSB Study: How do brown-headed cowbirds pick nests to parasitize?

Brown-headed cowbirds (Molothrus ater) parasitize nests of songbirds by sneaking in, laying their eggs in the nest and watching as songbirds of another species raise the cowbird chicks as their...

June 19, 2015

Speed Kills: Why Birds Collide with Vehicles

The ways in which birds respond to approaching objects is critical when it comes to their ability to detect predators, forage, flock, and avoid collisions. Understanding variations in animal visual...

Brown-headed cowbird
April 21, 2015

How Light Can Prevent Bird Strikes

On a cold January afternoon in 2009, a flock of Canada geese (Branta canadensis) flew into both jet engines of U.S. Airways Flight 1549 as it was flying over the...