Published in Journal of Raptor Research, in 1991, in volume 25, issue 1, pages 1-8
Published in Journal of Raptor Research, in 1991, in volume 25, issue 1, pages 9-17
Published in Journal of Raptor Research, in 1991, in volume 25, issue 1, pages 18-19
Published in Journal of Raptor Research, in 1991, in volume 25, issue 1, pages 21-22
Published in Journal of Raptor Research, in 1991, in volume 25, issue 1, pages 23-24
Published in Journal of Raptor Research, in 1991, in volume 25, issue 2, pages 25-29
Published in Journal of Raptor Research, in 1991, in volume 25, issue 2, pages 30-35
Published in Journal of Raptor Research, in 1991, in volume 25, issue 2, pages 36-39
Published in Journal of Raptor Research, in 1991, in volume 25, issue 2, pages 40-42
Published in Journal of Raptor Research, in 1991, in volume 25, issue 2, pages 43-44
HUNTING RANGE AND STRATEGIES IN A TUNDRA BREEDING PEREGRINE AND GYRFALCON OBSERVED FROM A HELICOPTER
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 49-62
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 63-67
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 68-71
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 72-76
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 77-86
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 82-86
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 87-88
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 88-89
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 90-91
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 92-93
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 94-95
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 96
Published in Journal of Raptor Research, in 1991, in volume 25, issue 3, pages 97
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 101-108
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 109-112
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 113-115
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 116-119
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 120-122
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 123-126
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 127-131
NESTING PHENOLOGY SITE FIDELITY AND DEFENSE BEHAVIOR OF NORTHERN GOSHAWKS IN NEW YORK AND NEW JERSEY
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 132-135
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 136-139
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 140-141
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 142-143
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 143-145
Published in Journal of Raptor Research, in 1991, in volume 25, issue 4, pages 146