The passenger pigeon was a colonial and gregarious bird and needed large ... of birds so crowded and massed together that they frequently broke the limbs of the trees by their weight. In the morning ...

The passenger pigeon’s entire lifecycle relied on specific trees. The birds required vast areas of forest to nest, roost and feed. As people cut down more woodland, the number of places large enough ...

HABITAT: The passenger pigeon's primary habitat was in eastern deciduous forests, with strong beeches and oak trees most fitted for nesting and roosting. The pigeon preferred to winter in large swamps ...

Roosting passenger pigeons often landed in sufficient numbers to shear limbs from trees. But by 1890 passenger ... the band-tailed pigeon. De-extinction has been proposed as a way of bringing ...

In the 19th century, the passenger pigeon may have been the most abundant bird in the entire world, with a population believed to have approached 4 billion individuals. As they rested in their forest ...