passenger pigeon :
- n gregarious North American migratory pigeon now extinct
News & Articles
- Extinct species revival raises hopes, fears
The world's last passenger pigeons perished a century ago. But a Santa Cruz-based research project could send them flocking into the skies again, using genetic engineering to restore the once-abundant species and chart a revival for other long-gone creatures.
June 14, 2013 - Pasadena Star-News