GREECE, North East Aegean, Lesvos Island, Eresos, Detail of a fossilized trees bark at Lesvos’s ancient fossilized forest

GREECE, North East Aegean, Lesvos Island, Mitilini, Fossilized tree at the ancient fossilized forest, shoot on a bright day under a blue sky.

GREECE, North East Aegean, Lesvos Island, Eresos, Fossilized tree at the ancient fossilized forest, shoot on a bright day under a blue sky.

Science, Biology, Filling pipette with liquid from bottle. Scottish Life Science Awards 2009

Male and female pupils being shown a model of the human body by male teacher during a biology lesson.