THOMAS & PAT LEESON / SCIENCE PHOTO LIBRARY THOMAS & PAT LEESON / SCIENCE PHOTO LIBRARY
California Condor (Gymnogyps californianus) soaring with Ravens (Corvus corax) on thermals. Grand Canyon. Note: All but one of the hundred plus wild california condors in North America are number tagged and fitted with a radio wing clip so biologists can track them. The one unmarked condor is a wild-born juvenile that had not been captured at the time this photograph was taken.
Model release not required. Property release not available.