A caged male or female starling was placed close to the nest of a breeding pair. Aggressiveness was scored as the proportion of time birds spent near the caged birds after discovery. In addition to these economic and safety concerns, the European Starling’s aggressive competition for nesting cavities is often cited as a factor contributing to the decline of other cavity-nesting species.
3974. European starling an aggressive, alien species in U.S., Iowa 'I'll have a starling shall be taught to speak / Nothing but "Mortimer."'
Like the house sparrow, the starling was introduced from Europe in the 19th century.
Starlings are well adapted to urban life, which offer it an abundance of food and nesting sites.
Ray Harden - November 14, 2015. The common starling (Sturnus vulgaris), also known as the European starling in the United States or simply the starling in the British Isles, is a medium-sized passerine bird in the starling family, Sturnidae.It is about 20 cm (8 in) long and has glossy black plumage with a metallic sheen, which is speckled with white at some times of year. Twitter.
0. Pinterest. A noisy, aggressive bird, the European starling has been introduced into almost every corner of the world, generally because of its good looks [source: Columbia].In the U.S., this introduction took place in about 1890, when Shakespeare lovers released 100 European starlings into Central Park so that North America would be home to every bird mentioned in the Bard's plays. The intraspecific aggressive behaviour of breeding female starlings,Sturnus vulgariswas examined by exposing them to a simulated intrusion of a conspecific bird. Mumurating starlings near Voas Nature Area seem almost to block the sunlight in their numerous flocks.
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Starlings are very aggressive and will drive native birds out of their territory, much to the dismay of local bird watchers. By. Facebook.