Passenger Pigeon - The species went from being one of the most abundant birds in the world during the 19th century to extinction early in the 20th century. The world's last Passenger Pigeon, died on September 1, 1914.
100 years later, the passenger pigeon still haunts us
Girl with Passenger Pigeon. The extinction of the Passenger Pigeon had two major causes: commercial exploitation of pigeon meat on a massive scale and loss of habitat. Another significant reason for its extinction was deforestation.
Passenger Pigeon. Hunted to extinction, they once numbered in the billions. Their huge flocks looked like black clouds that went on for miles. The last Passenger Pigeon, 'Martha', died in 1914 at the Cincinnati Zoo.
With so many pigeons around, it's hard to imagine a species going extinct. But that's what happened to the passenger pigeons, which died out after living in enormous flocks throughout the 20th century. It was hunted as food for slaves on a massive scale until the last one died in 1914. Passenger pigeons have several living relatives, including the 17 pigeons in the group Patagioenas.