Kathi Borgmann

Photos in the Macaulay Library Help Uncover Hummingbird Feather Replacement Patterns and More

By Kathi Borgmann
The Macaulay Library started archiving photos from birders who add them to eBird checklists in 2015. Since then the library has accumulated more than 34 million photos of 10,350 species. The collection, Mike Webster, director of the Macaulay Library, says “is a gold mine for birders and researchers alike.” New research out this week in…

2021 Publications Using Assets from the Macaulay Library

By Macaulay Library Team
Allport, G., J. M. Collinson, S. S. Seneviratne, and T. J. Shannon (2021). Eastern Yellow Wagtail Motacilla tschutschensis and Western Yellow Wagtail M. flava in Sri Lanka with comments on their status in South Asia. Bulletin of the British Ornithologists’ Club 141:372–386. Bateman, H. L., S. B. Riddle, and E. S. Cubley (2021). Using Bioacoustics…

The Oriental Bird Club Image Database Has a New Home at the Macaulay Library

By Team Macaulay Library
From 2002 to 2021, the Oriental Bird Club Image Database (OBI) has been a place to share and explore images of Asian birds. Covering regions from Pakistan to Wallacea, and from Mongolia and Japan to the Lesser Sundas and Christmas Island, the OBI website has been an invaluable tool for learning about the avifauna of…

Photos Reveal Purpose of Black Facial Markings in Peregrine Falcons

By Kathi Borgmann
Many animals have black markings under the eye that are said to reduce the amount of glare entering the animal’s eye, improving their ability to see especially in bright conditions. Athletes also subscribe to this idea, often placing black grease or strips under their eyes to reduce glare from the sun or stadium lights. Until…

Sounds from the Macaulay Library Provide the Backdrop to Maya Lin’s Ghost Forest Installation

By Kathi Borgmann
The sounds of species once common in Manhattan form the backdrop of a new art installation designed to evoke memories and highlight the impacts of habitat loss and climate change on our planet. Ghost Forest, a towering stand of 49 haunting Atlantic white cedar trees, designed by Maya Lin, an internationally recognized designer and sculptor,…

One Million Audio Recordings Powering Science, Conservation, and Birding Tools

By Team Macaulay Library
On April 26, 2021, Christopher McPherson recorded a Blue-headed Vireo, marking the one millionth audio recording in the Macaulay Library. This incredible milestone was made possible by 20,000 recordists and birdwatchers who have shared their audio recordings of birds, mammals, amphibians, and insects with the Macaulay Library over the past 92 years. Thank you, for…

Recordings Plus Specimens Reveal Female Song in a Flycatcher Species

By Kathi Borgmann
In the last several years, song in female birds has been documented more and more frequently, thanks to community scientists, sound archives, and dedicated researchers. But for groups of species like flycatchers in which males and females look identical, female song can easily go unnoticed. New research out this month in the Wilson Journal of…