We enjoy watching birds build nests and raising their young in our birdhouse aks nest boxes. Nature, however, can be harsh. Competition between cavity-nesting birds can result in physical fights, egg destruction, and the death of the young. Nest boxes are in high demand because nesting cavities are scarce. In addition, the populations of the …
Reducing Nest Competition in Birdhouse Nesting Birds Read More »
The Carolina chickadee is a bird of the eastern deciduous forests in the U.S. Carolina chickadees are ubiquitous and rather vocal at the suitable habitats, announcing their presence throughout the day. Like other chickadees, they establish and defend a breeding territory, but they form flocks composed of 2 to 8 chickadees during the winter months. …
The tufted titmouse (Baeolophus bicolor) is a bird of deciduous woodlands in the eastern United States. Many people are familiar with titmice’s loud and stereotypical calls throughout the day, but most don’t know what bird makes them. Titmice are closely related to chickadees and also nest in natural and manmade nesting cavities. This article is …
The great crested flycatcher (Myiorchus citritus) is a common summer breeder in the eastern U.S. While being rather vocal and easy to hear, seeing one may pose a challenge due to its habits of remaining inside trees. The great crested flycatcher is an obligate cavity nester famous for using shed snakeskin in its nests. This …
Carolina wrens (Thryothorus ludovicianus) are familiar birds not because they are abundant but because they are vocal and have a loud, melodious song. They can be found anywhere there is a patch of vegetation and forage for food in people’s yards, patios, and inside sheds and garages. Coraline wrens usually nest in hanging boots, open …
A lack of nesting sites limited the number of tree swallows (Tachycineta bicolor). When people noticed that they breed successfully in nesting boxes, tree swallows’ small populations in parts of its range tripled in numbers. Tree swallows breeding in nesting boxes are known to raise larger broods than those nesting in abandoned woodpecker cavities and …
A great singer, the house wren is widespread in North America and South America, reaching the tip of Tierra del Fuego in Argentina and Chile. A breeder in the upper two-thirds of North America, the house wren is feisty and aggressive not only to other house wrens but also to other bird species, even those …
The house sparrow is one of America’s most ubiquitous birds. Introduced from Europe starting in 1851, this sparrow has expanded widely. House sparrows primarily nest in cavities but are flexible and can nest in anything that resembles an enclosure, dense vines, and trees. They are aggressive and are known to displace native cavity-nesting birds. This article …
The Black-capped Chickadee is one of the most familiar and widespread North American birds. Chickadees are year-round residents and have a relatively short breeding season where they normally attempt just one brood. However, they can raise large single-broods for such a tiny bird. This article is intended to aid in identifying Black-capped Chickadee nests and …
Young eastern bluebirds can be identified by sex on the basis of their plumage. Young bluebirds wear the juvenile plumage for only a few months before beginning to replace it for their first adult plumage. This article points out the key plumage elements used to determine the sex of young bluebirds as well as the …
How to tell if a young bluebird is female or male by its plumage Read More »