The Early Bird Crushes The Egg

Model I birds, the kind that lived during the Age of the Other Dinosaurs, may not have brooded their eggs. Today, birds sit on their eggs in such a way that the adult bird’s down surrounds the ovoids, and warmth from the adult can keep the eggs at a constant temperature. Depending on the bird, … Continue reading The Early Bird Crushes The Egg →

The post The Early Bird Crushes The Egg appeared first on Greg Laden's Blog.

source http://gregladen.com/blog/2018/03/23/early-bird-crushes-egg/