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During drought years on the Galapagos, small, easily eaten seeds become rare, le
Transdermal patch administration: (b) patch immediately applied to clean, dry, hairless skin and lab
Wild chimpanzees make and use simple tools to obtain food, learning tool making from one another.
Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor
An overlapping record extends back thousands of years of tree ring width
Life Cycle Nutrition: Toddlers through the Later Years