ocr: The fossils were found in an underground That diversity could have resulted from suc- cave called La Sima del los Huesos, or the Pite of cessive migrations of carly humans into Eu- the Bones. There workers found the remains, rope. Once there, those first Europeans would mostly of teenagers and young adults, which havel been: shaped by the rigors ofl living in such may have been thrown down a shaft, perhaps aharsh climate. inaritual that predated the organized burialof "In Europe there are long winter months the dead. The discovery included three skulls, when the. food supply shuts down, SO hum ...