Birds go to great lengths to hide their movements while they're engaged in building their nests, knowing that predators (like cats, hawks and squirrels) are on the lookout for just such activity.

In such cases, a female copulates with multiple males, lays a single clutch of eggs in a nest and gets her male partners to assist cooperatively in rearing the chicks. Pretty good deal.

Female birds sing more in species with shared parenting, year-round territories, tropical lifestyles, and strong bonds.

Try Ask The Post AI. Wildlife experts said a new, young female bald eagle arrived a few weeks ago and has pushed out and displaced the previous female bird — named the First Lady — from the nest.

If there's a more beautiful nest in North America than the one constructed by the female Baltimore oriole, I have yet to see it. As described by Donald and Lillian Stokes in their "Guide to Bird ...

If bird nests interest you, a recommended book is “ A Guide to the Nests, Eggs, and Nestlings of North American Birds, ” second edition, Paul J. Baicich and Colin J.O. Harrison, Academic Press ...

E.G. Kingsford (1917) was camping near a wood duck tree nest in Michigan and wrote, “…one morning before sunrise she flew by from the tree to the river with a little duck in her beak… ...