W.D. Carrier J.C. Borneman S.R. Wilbur 1974 <p>A 2-year supplemental feeding program for the endangered California condor (<i>Gymnogyps californianus</i>) was of insufficient length to definitely show that a dependable food supply will stimulate additional breeding; however, production did increase during the study, and food supply appears a likely cause. Because no undesirable effects of feeding were noted, and because condor production is now critically low, an expanded supplemental feeding program is recommended.</p> application/pdf 10.2307/3800743 en Wiley Supplemental feeding program for California condors article