Passenger Pigeon

A specimen of the  passenger pigeon, (Ectopistes migratorius), at Cincinnati Zoo and Botanical Garden.  Passenger pigeons once numbered in the billions. Overhunting and habitat loss led to a catastrophic decline within 20 years, and extinction by 1914.

A specimen of the passenger pigeon, (Ectopistes migratorius), at Cincinnati Zoo and Botanical Garden. Passenger pigeons once numbered in the billions. Overhunting and habitat loss led to a catastrophic decline within 20 years, and extinction by 1914.

Download Original: 256 × 354 De-Extinction Debate: Should Extinct Species Be Revived?