Bird Behavior

Mark Hauber inspects a nest in a tree using a telescopic mirror.
Got Beef With Cowbirds? This Researcher Wants to Change Your Mind
January 15, 2026 — The brood parasites get a bad rap for making other birds raise their young, but study by study, Mark Hauber and his 鈥淐owbird Lab鈥 have revealed a species worthy of respect.
This Roaming Raptor Has Been Surprising U.S. Birders鈥攁nd More Could Be on the Way
January 07, 2026 — Limited to Central and South America until a few short years ago, Yellow-headed Caracaras are turning heads from California to Delaware as their range expands northward.
3 Ways Street-Smart Birds Hacked Human Infrastructure in 2025
December 17, 2025 — Recent studies have uncovered some of the clever ways our avian neighbors are making the most of the urban environment.
An Unexpected Baby Boom Is Bringing Snowy Owls South This Winter
December 16, 2025 — A nonprofit science group has discovered a great deal about the species over the past decade, but the irruption shows that Snowies still have the power to surprise.
A male and female mallard swim next to each other with their heads lowered.
Watch For These Early-Bird Mating Displays This Winter
December 16, 2025 — Not every species waits until spring to start wooing their partners.
An entirely white Common Loon raises its wings, floating on a lake.
鈥極nce-in-a-Lifetime鈥 Photos Capture a Rare White Loon鈥檚 First Summer
November 07, 2025 — Montana photographer Tony Gangemi documented a season in the life of a leucistic Common Loon, from its first days as a 鈥渓ittle cotton ball鈥 up until its first flight.
A large flock of Redpolls flies around a snowy field of dried grasses in heavy falling snow.
Buckle Up, Birders鈥擳his Winter Is Looking Finchy
October 22, 2025 — Good numbers of siskins, grosbeaks, and other favorites could be headed your way, according to the latest edition of the annual Winter Finch Forecast.
A Common Myna stands on a railing with its beak open, vocalizing.
Sleepy Birds Are Lousy Singers, Study Finds
August 21, 2025 — Just like people, songbirds are groggy and quiet after a rough night鈥檚 sleep鈥攁 sign that urban noise and light may leave them less fit for reproduction and survival.
A gull walking on pavement holding a piece of green baked good in its beak.
This Researcher Wants Your Photos of 鈥楪ulls Eating Stuff鈥
July 21, 2025 — A community science project examines how gull diets are shifting amid population declines.
A female mallard is harnessed with a tracking device.
To Solve the Mallard's Mysterious Decline, Researchers Turn to Hi-Tech Trackers
June 20, 2025 — Biologists are using the devices to better understand the bird's behavior and, ultimately, what might be driving our most common duck's population drop.