RT @Discovery: Woodpeckers slam their beaks against wood with a force 1,000x that of gravity. That’s 20x more force than a human can surviv…


Anonymous - Posted on 27 May 2013

GreatNorthWalk (ASK GNW):RT @Discovery: Woodpeckers slam their beaks against wood with a force 1,000x that of gravity. That’s 20x more force than a human can surviv…

See original: Twitter Search Feeds RT @Discovery: Woodpeckers slam their beaks against wood with a force 1,000x that of gravity. That’s 20x more force than a human can surviv…

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