The extinction of the passenger pigeon ... species once constituted 25 to 40 per cent of the total bird population of the United States. It is estimated that there were 3 billion to 5 billion ...

This highly variable city pigeon is familiar to all urban dwellers. Multicolored birds were developed over centuries of near domestication. Polytypic (12 ssp.; nominate in North America.). Length ...

a passenger pigeon called Martha died at Cincinnati Zoo & Botanical Garden. She was the last known member of her species. Several decades earlier, the idea of passenger pigeons going extinct was ...

As more and more "historical" checklists are added to the platform, birds we've lost now mingle with those still hanging on.

How such a large, stable population could abruptly vanish has long puzzled scientists. Now, a genomic analysis of conserved pigeon specimens sheds light on how the extinction occurred. Researchers ...

RANGE: The passenger pigeon was found across most of North America east of the Rocky Mountains ... when it found them. The species was particularly fond of salt, which it ingested either from brackish ...