How does the glide efficiency of a flying squirrel compare to engineered human performance gear mentioned in the text?

Answer

It is aerodynamically competitive with modern wingsuits

The squirrel’s natural, unpowered membrane demonstrates aerodynamic efficiency comparable to or competitive with modern wingsuits, which achieve ratios around 2.5:1 or 3:1.

How does the glide efficiency of a flying squirrel compare to engineered human performance gear mentioned in the text?
animalmammalspeedglidesquirrel