Articles for tag: arizona hummingbirds, bird adaptation, desert ecology, desert wildlife, hummingbird migration

Arizona Hummingbirds Defy the Desert

At dawn in the Sonoran heat, a tiny streak of iridescence stabs the air like a spark, then hovers, steady as a heartbeat, over a red chuparosa bloom. The question that keeps ecologists awake is simple and electrifying: how do hummingbirds keep pace with a that can switch from drought to deluge in a week. ...