Compiling a 'dentist's handbook' for penis worms

A new study of teeth belonging to a particularly phallic-looking creature has led to the compilation of a prehistoric 'dentist's handbook' which may aid in the identification of previously unrecognized specimens from the ...

Elephant tooth evolution rooted in grass

Once they developed a taste for grass, the ancestors of today's elephants swiftly broadened their leaf-only diet and placed their progeny on a new evolutionary track, a study said Wednesday.

New technologies challenge old ideas about early hominid diets

New assessments by researchers using the latest high-tech tools to study the diets of early hominids are challenging long-held assumptions about what our ancestors ate, says a study by the University of Colorado Boulder and ...

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