Dado Galdieri

Articles by Dado Galdieri

Silhouette of someone installing a pole in the ground next to a body of water and wind turbines. A second photo of someone holding a bird affixed with a gps tag.
Scientists Can Now Track the Roseate Tern's Migration—and Identify Dangers Along the Way
December 18, 2025 — The findings could help ensure the imperiled seabirds safer passage from the northeastern United States to roost sites in Brazil, where offshore wind development is ramping up.
Conservation News
A long line of students, books in hand, walk from their schoolhouse through a grassy field.
How an Indigenous Community in the Amazon Created a Bird Guide of Their Own
March 25, 2025 — Inspired by naturalist Alfred Russel Wallace’s visit nearly two centuries ago, an isolated Indigenous community in Brazil worked with scientists to survey local birds and document cultural traditions. In doing so, they flipped the script of how research gets done.
Feature Stories
Sunlight peeks through dark storm clouds over a landscape of dense forest.
The Cerrado, the World’s Most Biodiverse Tropical Savannah, Is in Peril
July 10, 2023 — A young bird expert is among the scientists racing to document Brazil's ancient and understudied biome—while simultaneously raising the alarm about what’s being lost.
News
On the left half of a diptych, a hand holds a Purple Martin, a deep indigo and black bird, wearing a radio tracking device on its back. In the right side of the diptych, a flock of silhouetted Purple Martins fly in a dark blue sky.
This Tiny Brazilian Island Could Hold the Key to the Purple Martin’s Future
September 21, 2022 — Vast numbers of the swallows pass through one roost in the heart of the Amazon before winging their way to North American birdhouses. Studying it could provide clues to the species’ decline.
News