| http://www.w3.org/ns/prov#value | - Specifically, they observed that lesser prairie-chickens seldom nested or reared broods within approximately 177 m (580 ft) of oil or gas wellheads, 400 m (1,312 ft) of electrical transmission lines, 792 m (2,600 ft) of improved roads, and 1,219 m (4,000 ft) of buildings; and, the observed avoidance was likely influenced, at least in part, by disturbances such as noise and visual obstruction assoc
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