
Sidewinding is a type of locomotion unique to caenophidian snakes, used to move across loose or slippery substrates. It is most often used by the Saharan horned viper, Cerastes cerastes, and the sidewinder rattlesnake, Crotalus cerastes, to move across loose desert sands, but it is also used by Homalopsine snakes in Southeast Asia to move across t...
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http://en.wikipedia.org/wiki/Sidewinding

(from the article `locomotion`) Sidewinding, which is also used when the locomotor surface fails to provide a rigid frictional base, is a specific adaptation for crawling over ... The fourth method is the least dependent on friction with the surface and is called sidewinding. This mode characterizes snakes living in the desert ... [2...
Found on
http://www.britannica.com/eb/a-z/s/91

A method of movement used by some snakes for traveling across loose surfaces such as sand.
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http://www.encyclo.co.uk/local/22217

A method of locomotion used by some snakes, for traveling across loose surfaces such as sand.
Found on
https://www.encyclo.co.uk/local/21284
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