Author

Margaret Mead

Assistant Curator of Ethnology, American Museum

http://www.amnh.org/exhibitions/expeditions/treasure_fossil/Treasures/Margaret_Mead/mead.html

Even at an early evolutionary stage, bird-like dinosaurs occupied different niches in the same ecosystem,

Dung beetles use light from the MIlky Way to find their way

Recently identified subspecies ranges farther than first imagined: across Africa.

An archaeologist ponders the fate of Hoover Dam