It is often difficult to distinguish between Mr. John Wren and Miss Jane Wren because both are small brown or buff-colored birds with tan beaks, but one can be sure the birds know their pecking order.

The common cuckoo is a brood parasite, meaning it lays its eggs in other birds’ nests. Therefore, the female does not build her own nest and instead relies on other birds to raise her chicks.

Head southwest to see a cactus wren.. Nests and Eggs. The male is serious about nest-building in spring, because it’s what helps him attract a mate. He starts constructing a few nests at once.

The typical house wren clutch ranges from four to eight eggs, and the female lays one a day. This took another week. After that, the female settled into incubation duties.

Wren eggs are incubated by both the male and female and hatch quickly. ... Despite their need for insects which are rapidly declining in population, house wrens are still common in Michigan.