Conservation News

Tree swallows ingest dozens of pesticides

Tree swallows are ingesting various types of pesticides through their insect diet, even when they don’t live near large industrial farms where the chemicals are most prevalent. “There is strong potential for cascading effects [on

David Frey

The late bird gets later

A few years ago, University of Guelph researcher Elizabeth Gow’s work wouldn’t have been possible. But improvements in technology allowed biologists to fit tiny tree swallows (Tachycineta bicolor)with even tinier GPS “backpacks,” allowing them to