"The $64,000 question is what sinuses do - that is, what is their biological function. Scientists have been arguing over that for hundreds of years," researcher Todd Rae, a paleoanthropologist at Roehampton University in London, wrote in an e-mail. "There are dozens of suggestions for what they may do for the animals that have them, including adding resonance to the voice and acting as flotation devices!"
Ping!
7 posted on 01/14/2011 4:22:30 PM PST by Alex Murphy
("Posting news feeds, making eyes bleed, he's hated on seven continents")
