Reasons to Believe

Four-Winged Dino May Be Missing Link in Bird Debate

Yahoo! News, "Four-Winged Dino May Be Missing Link in Bird Debate," September 25, 2009 ; http://news.yahoo.com/s/afp/20090925/ts_afp/sciencepalaeontologydinosaurbird_20090925085911

Subjects: Dinosaurs to Birds Transitions