ScientistsattheU.S.UniversityofCaliforniaBerkeley(UCBerkeley)areusingX-raybasedtechnologytounfoldthemysteryofthemightycoral-crunchingabilityofParrotfish'steeth,
Ancientwhaleshadextremelysharppredatorteethsimilartolions,AustralianscientistssaidWednesdayinadiscoverytheybelievedebunkstheoriesthemammalsusedtheirteethtofilte