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"I hope you love birds too. It is economical. It saves going to heaven." — Emily Dickinson
Wednesday, May 30, 2012
Birds linked closely to dinosaurs
Pelican nestlings resemble Pterodactyl dinosaurs. Photo by J.J. Meyer
Modern day birds may simply be dinosaurs that never grew up, researchers
say. A comparison of fossilized skulls of juvenile dinosaurs with those
of birds shows remarkable similarities, adding further evidence to the
growing consensus that birds are evolutionary descendants of dinosaurs. A
Harvard University team reported
in the journal Nature that for some as-yet-unknown reason, some
dinosaur infants began to mature much more rapidly than normal. That
rapid maturation altered their genes changing the physical characteristics of the animals and keeping them
much smaller in size. Those changes allowed the development of a
relatively bigger brain and the development of flight.
Read more in the LA Times.