Purple Martins Head South to the Amazon

Podcast: BirdNote Daily · BirdNote

Opublikowano: 2026-10-10

The Purple Martin is the largest swallow that nests in the U.S. and Canada. During fall, Purple Martins from western North America migrate to a distinct wintering area in southeastern Brazil — a travel distance of more than 5,000 miles! Scientists believe that Purple Martins started out as a South American swallow species. Over time, they evolved a seasonal migration to North America because the longer days of summer sunlight provided extra hunting and feeding opportunities during nesting season. Listen to this show in Spanish here. More info and transcript at BirdNote.org. Want mo...