TY - RPRT TI - The effect of coachwhip presence on body size of North American racers suggests competition between these sympatric snakes AU - David A. Steen AU - Christopher J.W. McClure AU - Lora L. Smith AU - Brian J. Halstead AU - C. Kenneth Dodd AU - William B. Sutton AU - James R. Lee AU - Danna L. Baxley AU - W. Jeffrey Humphries AU - Craig Guyer PY - 2012 DO - 10.1111/j.1469-7998.2012.00965.x UR - https://pubs.usgs.gov/publication/70048207 ID - 70048207 ER -