Publication Type: | Journal Article |
Year of Publication: | 1996 |
Authors: | Barnard, WH |
Journal: | Journal of Field Ornithology |
Volume: | 67 |
Issue: | 2 |
Date Published: | 1996 |
ISBN Number: | 02738570 |
Keywords: | Corvidae, Dendroica, Dendroica magnolia, Garrulus, Garrulus glandarius, Parulidae, Perisoreus, Perisoreus canadensis, Setophaga, Setophaga magnolia |
Abstract: | A juvenile Gray Jay (Perisoreus canadensis) was observed to capture, kill, and eat a healthy juvenile Magnolia Warbler (Dendroica magnolia), demonstrating that Gray Jays depredate free-flying birds in addition to nestlings and dead adults. Predation of birds, which was manifested in a recently independent bird, may be a regular feature of Gray Jay biology. /// Se observó a un juvenil de Perisoreus canadensis capturar, matar y alimentarse de un juvenil saludable de Dendroica magnolia, demonstrando que los individuos de Perisoreus canadensis depredan aves que vuelan libremente además de pichones y adultos muertos. La depredación de aves, manifestada independientemente en otra ave recientemente, parece entonces ser una característica consistente de la biología de Perisoreus canadensis. |
URL: | http://www.jstor.org/stable/4514105 |
Short Title: | Journal of Field Ornithology |
Taxonomic name: