Uncategorized

Primary And Secondary Cavity Nesting Birds And Why They Fight Over Birdhouses

Alfredo Begazo / 09/29/2021 / bird nests and eggs, competition for birdhouses

Birds fight for birdhouses because there are not enough cavities suitable for cavity-nesting birds. Several studies have found that the primary reason birds fight for cavities, including birdhouses, is habitat loss, resulting in fewer trees and snags for woodpeckers to excavate cavities and other natural cavities to form. Removing dead or decaying trees worsens the […]

bird nests and eggs, competition for birdhouses

European Starling: Nest and Eggs

In 1890, the European starling (Sturnus vulgaris) was introduced to the United States. About 130 years later, the starling is one of the most abundant birds in North America. The starling’s success has come, in part, at the expense of cavity-nesting native birds that compete with the more aggressive starlings for nesting sites. This article