Western Ratsnake vs. Prairie Kingsnake
The adult Western Ratsnake is shiny black with a white chin; the Prairie Kingsnake is brown or grey with many small, dark-edged reddish-brown blotches all its life. Young Western Ratsnakes are blotched too, but their blotches are larger, their scales weakly keeled, and the head carries a dark band in front of the eyes; the kingsnake's scales are smooth and glossy.
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