Dinosaurs may have waggled their tails to help walk more efficiently

By Cameron Duke

When bipedal dinosaurs walked, they most likely strode with a swagger, swishing their tails up and down for a similar motive people swing their arms after they stroll.

Historically, dinosaur tails have been seen as a counterbalance for the burden of a dinosaur’s head. However John Hutchinson and Peter Bishop on the Royal Veterinary Faculty in London say the tail most likely performed a extra lively position in a dinosaur’s gait. With each step, the tail would swing up and down to control the dinosaur’s angular momentum and improve its strolling effectivity.

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