AZ Animals on MSN

How Birds Grow, From Hatching to Fledgling to Flight

Birds exhibit a wide variety of fascinating nesting and offspring-rearing behaviors throughout their lifecycle. Against the ...
The New York Times

How an Eight-Sided ‘Egg’ Ended Up in a Robin’s Nest

An experiment by evolutionary biologists offers new insights into birds’ brains. Three robin eggs in a nest, along with a double-pyramid imposter.Credit...M. Hauber Supported by By Veronique Greenwood ...
Hartford Courant

How an eight-sided ‘egg’ ended up in a robin’s nest on an Illinois tree farm

In the spring, robins living on an Illinois tree farm sat on some unusual eggs. Alongside the customary brilliant blue ovoids they had laid were some unusually shaped objects. Although they had the ...
Sacramento Bee

Two eagle eggs are hatching in Jackie and Shadow’s nest. ‘It’s been a roller coaster’

Jackie is seen looking down at the eggs on Feb. 22 after getting Shadow to move. Screengrab from FOBBV CAM Beloved bald eagle parents Jackie and Shadow may be parents again after two eggs have started ...