Birds flying over water

Birds are

Essential to

Our Future

Bar-tailed Godwits (Limosa lapponica). Photo by Phil Battley.

AOS

Annual

Report

Man bird watching near ocean

Supporting

Early-Career

Ornithologists

AOS Member since 2018, Prashant Ghimire from Nepal birding in Puerto Rico during AOS-BC 2022.

Acorn Woodpecker Melanerpes formicivorus on the trunk of a tree

Acorn Woodpecker (Melanerpes formicivorus)

Wing Beat

Humans outperform Merlin Sound ID in field-based point-count surveys

It’s a morning many birders dream of: You wake up, make your morning coffee, and settle in to read the eBird rare bird alerts that rolled into your inbox as you slept. Suddenly, you see something that makes your heart race—a rare bird you’ve never seen before was sighted in your area!

Distinctive casque morphologies among cassowary species

The irony of writing a story about 45-kilogram cassowaries—with forelimbs as small as those of chickens—for a blog called Wing Beat is not lost upon me. My coauthors and I are particularly excited to publish a paper for Ornithology about these flightless birds, as it seems most of the researched avian species in this journal are no larger than a mango.

More Blog Posts

Calendar

3 November 2025, Noon ET

SEMINAR: Endocrine mechanisms behind an adaptive maternal effect: linking breeding site quality and offspring behavior
Presenter: Haley Gee, M.Sc. student, University of Arizona; AOS Werner and Hildegard Hesse Research Grant, 2022
REGISTER

10 November 2025, Noon ET

SEMINAR: Patterns of collective host selection in the Brown-headed Cowbird system
Presenter: Juliana Villa, Ph.D. student, George Mason University; AOS Student Research Grant, 2022
REGISTER

15 December 2025

Nominations & Applications due for AOS Awards, Council, Classes of Fellows & Elective Members.

31 December 2025

Nominations & Applications due for AOS-sponsored Student Memberships.

See complete calendar

Faces of AOS

Faiza Hafeez | Faces of AOS

“Over the past few years, the AOS has become my primary scientific society and it has played a big role in my professional growth by providing me with a lot of skills as well as a forum to make meaningful contributions.”