Homo Sapiens

Scientists last week found the site, dating to around 78,000 years ago, where a child was buried in a cave

A child perhaps 2-1/2 or 3 years old buried in a shallow grave under the sheltered overhang of a cave

According to a study about the mysterious disappearance of closest human relatives

Bones and teeth belonging to species called 'Homo luzonensis' found

Scientists determined that skulls, limb bones and teeth representing five individuals were about 300,000 years old