California Condor (Gymnogyps californianus) flying with ravens on thermal. Southwestern U.S. Note: All but one of the hundred plus wild California Condors in North America are numbered and equipped with a radio wing clip so biologists can track them.
California Condor (Gymnogyps californianus) soaring with ravens on thermals.  Southwestern U.S.  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 has not been captured at this time (biologists are planning to try and capture it this winter).