Authors: MARCUM HA GRANT WE CHAVEZRAMIREZ F

Citation: Ha. Marcum et al., SIMULATED BEHAVIORAL ENERGETICS OF NONBREEDING AMERICAN ROBINS - THE INFLUENCE OF FORAGING TIME, INTAKE RATE AND FLYING TIME ON WEIGHT DYNAMICS, Ecological modelling, 106(2-3), 1998, pp. 161-175

Authors: GUTZWILLER KJ MARCUM HA HARVEY HB ROTH JD ANDERSON SH

Citation: Kj. Gutzwiller et al., BIRD TOLERANCE TO HUMAN INTRUSION IN WYOMING MONTANE FORESTS, The Condor, 100(3), 1998, pp. 519-527

Authors: GUTZWILLER KJ MARCUM HA

Citation: Kj. Gutzwiller et Ha. Marcum, BIRD REACTIONS TO OBSERVER CLOTHING COLOR - IMPLICATIONS FOR DISTANCE-SAMPLING TECHNIQUES, The Journal of wildlife management, 61(3), 1997, pp. 935-947

Authors: GUTZWILLER KJ MARCUM HA

Citation: Kj. Gutzwiller et Ha. Marcum, AVIAN RESPONSES TO OBSERVER CLOTHING COLOR - CAVEATS FROM WINTER POINT COUNTS, The Wilson bulletin, 105(4), 1993, pp. 628-636