Sunday 3 September 2017

Human-like creatures may have roamed Crete nearly 6 mn years ago: Study


Imagine our surprise when we discovered fossil footprints with remarkable, human-like characteristics at Trachilos, Crete, that are 5.7m years old.

This research is controversial as it suggests that the earliest human ancestors may have wandered around southern Europe as well as East Africa.

The period corresponds to a geological time interval known as the Miocene. The footprints are small tracks made by someone walking upright on two legs – there are 29 of them in total.

They range in size from 94mm to 223 mm and have a shape and form very similar to human tracks. Non-human ape footprints look very different; the foot is shaped more like a human hand, with the big toe attached low on the side of the sole and sticking out sideways.

The footprints were dated using a combination of fossilised marine microorganisms called foraminifera and the character of the local sedimentary rocks. Foraminifera evolve very rapidly and marine sedimentary rocks can be dated quite precisely on the basis of the foraminifera they contain. These indicated an age somewhere in the span 8.5m to 3.5m years.

UCJ, UNILORIN.

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