Whiffling

• (p. pr. & vb. n.) of Whiffle
Found on http://thinkexist.com/dictionary/meaning/whiffling/

Whiffling

Whiffling is a term used in ornithology to describe the behavior whereby a bird rapidily descends with a zig-zagging, side-slipping motion. Sometimes to whiffle, a bird flies briefly with its body turned upside down but with its neck and head twisted 180 degrees around in a normal position. The aerodynamics which usually give a bird lift during fl...
Found on http://en.wikipedia.org/wiki/Whiffling
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