This photo released by U.S. Fish and Wildlife Service shows a black rhino male and calf in Mkuze, South Africa.
This photo released by U.S. Fish and Wildlife Service shows a black rhino male and calf in Mkuze, South Africa. Karl Stromayer AP
This photo released by U.S. Fish and Wildlife Service shows a black rhino male and calf in Mkuze, South Africa. Karl Stromayer AP

Texas hunter kills endangered black rhino

May 20, 2015 05:29 PM