Penguins Scott talks with University of Colorado professor Rodger Kram about a new study on penguin efficiency. According to a recent study, the birds wobbly walk saves energy.
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Penguins

Only Available in Archive Formats.
Penguins

Penguins

Penguins

Only Available in Archive Formats.

Scott talks with University of Colorado professor Rodger Kram about a new study on penguin efficiency. According to a recent study, the birds wobbly walk saves energy.