DALLAS — Several flocks of lime-green parakeets living in the wild have become a municipal marvel in the wooded neighborhoods near White Rock Lake. "They're so amazing and unexpected," said ...

Global warming may be causing birds to alter their nesting habits, according to a new study that found that some species in Chicago are laying their eggs, on average, nearly a month earlier than usual ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. A small colony of nesting white storks (Ciconia ciconia) on ...

IN considering the interesting question of instinct, one naturally turns to the nesting-habits of birds as affording an apparently good instance of habit acquired and perpetuated so as to become fixed ...

Global warming caused by greenhouse gas emissions has increased the temperature of the planet in recent years, and these alterations affect flora and fauna. Many bird species are nesting and laying ...

In environments such as arctic tundra, where bird densities are low and habitats are comparatively homogeneous, suitable nest sites likely are not limited. Under these conditions, reproductive success ...

The Swainson's Warbler is one of the least known of southern birds. Although fairly common in some parts of its summer range, observations of its breeding biology have been made by very few persons.