while those color-coded in red represent the longest wavelengths.

Researchers dont know what kind of tool was used to amputate the limb.it was missing its left foot and the lower part of its left leg.

The person appears to have lived for around six to nine more years after losing the limb.when they came across the grave.The prehistoric surgery could show that humans were making medical advances much earlier than previously thought.

(Tim Maloney/Griffith University via AP) Tim Maloney / AP This shows that the prehistoric foragers knew enough about medicine to perform the surgery without fatal blood loss or infection.is photographed at Griffith University in Brisbane.

or lost in an accident they were carefully removed.

The remaining leg bone showed a clean.It probably died of smoke inhalation.

her organization provided 300 tons of fruit for animals in five months.Brazil The Pantanal wetlands in western Brazil are famed as a paradise of biodiversity.

the corpse of another sits rotting on the bank.according to environmental group ICV.