The species obstructed by the wall include the Sonoran pronghorn, flat-tail horned lizard, Yuma fringe-toed lizard, Sonoyta pupfish, Sonoyta mud turtle, lesser long-nose and fish-eating bats, Goode’s ...

SILVER CITY, N.M.— In the first documented instance of the U.S.-Mexico border wall separating two endangered wolf populations, a Mexican gray wolf — likely in search of a new home and mate — was ...