<P> The middle toe of the California condor's foot is greatly elongated, and the hind one is only slightly developed . The talons of all the toes are straight and blunt, and are thus more adapted to walking than gripping . This is more similar to their supposed relatives the storks than to birds of prey and Old World vultures, which use their feet as weapons or organs of prehension . </P> <P> At the time of human settlement of the Americas, the California condor was widespread across North America; condor bones from the late Pleistocene have been found at the Cutler Fossil Site in southern Florida . However, at the end of the last glacial period came the extinction of the megafauna that led to a subsequent reduction in range and population . Five hundred years ago, the California condor roamed across the American Southwest and West Coast . Faunal remains of condors have been found documented in Arizona, Nevada, New Mexico, and Texas . The Lewis and Clark Expedition of the early 19th century reported on their sighting and shooting of California condors near the mouth of the Columbia River . </P> <P> The condors live in rocky shrubland, coniferous forests, and oak savannas . They are often found near cliffs or large trees, which they use as nesting sites . Individual birds have a huge range and have been known to travel up to 250 km (160 mi) in search of carrion . </P> <P> There are two sanctuaries dedicated to this bird, the Sisquoc Condor Sanctuary in the San Rafael Wilderness and the Sespe Condor Sanctuary in the Los Padres National Forest . These areas were chosen because of their prime condor nesting habitat . </P>

When was the california condor listed as endangered