Northern Goshawk (Accipiter gentilis) Science Article 1 abstract While many studies have shown that patterns of partial brood loss often differ with offspring sex, food availability or between years, the question of whether family-size adjustment varies between sites has achieved little attention. I investigated this in Finnish northern goshawks Accipiter gentilis, and found that partial […]
Tag: all of Accipiter
Age at first breeding and fitness in goshawk Accipiter gentilis
Northern Goshawk (Accipiter gentilis) Science Article 5 abstract Age at first breeding has a large influence on fitness and hence is crucial to the evolution of life-history strategies. Goshawks Accipiter gentilis start breeding aged 1-4 years. Using 30 years of data and both lifetime reproductive success (LRS) and lind as a fitness estimate for 74 […]
BIOMETRIC DIFFERENCES BETWEEN AGE AND SEX CLASSESOF THE LEVANT SPARROWHAWK ACCIPITER BREVIPES ONMIGRATION AT EILAT, ISRaeL
Levant Sparrowhawk (Accipiter brevipes) Science Article 1 abstract The Levant sparrowhawk (Accipiter brevipes) is a typical raptor with reversedsexual size dimorphism wherein the female is larger than the male. Here, wepresent the factors contributing to biometric differences between the age andsex classes. REUVEN YOSEF, AND LORENZO FORNASARI, ISRaeL JOURNAL OF ZOOLOGY, Vol. 46, 2000, pp. […]
MIGRANT LEVANT SPARROWHAWKS (ACCIPITER BREVIPES) AT ELAT, ISRaeL: MEASUREMENTS AND TIMING
Levant Sparrowhawk (Accipiter brevipes) Science Article 2 abstract We banded 218 migrating Levant Sparrowhawks (Acdpiter brevipes) in the course of a raptorbanding project in Elat, Israel during the spring of 1996. To our knowledge, this is the largest sample examined in a single season. WILLIAM S. CLARK and Reuven Yosef, j. Raptor Res.3 1 (4):317-320 […]
White-bellied Goshawk (Accipiter haplochrous)
[order] ACCIPITRIFORMES | [family] Accipitridae | [latin] Accipiter haplochrous | [authority] Sclater, 1859 | [UK] White-bellied Goshawk | [FR] Autour a ventre blanc | [DE] Weissbauch-Habicht | [ES] Gavilan de New Caledonia | [NL] Nieuwcaledonische Havik Subspecies Genus Species subspecies Region Range Accipiter haplochrous AU New Caledonia Genus Members of the genus Accipiter are small […]
White-breasted Hawk (Accipiter chionogaster)
[order] ACCIPITRIFORMES | [family] Accipitridae | [latin] Accipiter chionogaster | [authority] Kaup, 1852 | [UK] White-breasted Hawk | [FR] epervier a poitrine blanche | [DE] Weissbrustsperber | [ES] Gavilan Ventriblanco | [NL] Witborstsperwer Subspecies Genus Species subspecies Region Range Accipiter chionogaster MA s Mexico to Nicaragua Genus Members of the genus Butastur are medium-sized hawks, […]
Vinous-breasted Sparrowhawk (Accipiter rhodogaster)
[order] ACCIPITRIFORMES | [family] Accipitridae | [latin] Accipiter rhodogaster | [authority] Schlegel, 1862 | [UK] Vinous-breasted Sparrowhawk | [FR] Epervier a poitrine rousse | [DE] Schlegelsperber | [ES] Gavilan Pechirrojo | [NL] Wijnborstsperwer Subspecies Monotypic species Genus Members of the genus Accipiter are small and medium-sized hawks, often called Sparrow-hawks or Goshawks. The females are […]
Tiny Hawk (Accipiter superciliosus)
[order] ACCIPITRIFORMES | [family] Accipitridae | [latin] Accipiter superciliosus | [authority] Linnaeus, 1766 | [UK] Tiny Hawk | [FR] Epervier nain | [DE] Daumlingssperber | [ES] Gavilancito Americano | [NL] Dwergsperwer Subspecies Monotypic species Genus Members of the genus Accipiter are small and medium-sized hawks, often called Sparrow-hawks or Goshawks. The females are almost invariably […]
Variable Goshawk (Accipiter hiogaster)
[order] ACCIPITRIFORMES | [family] Accipitridae | [latin] Accipiter hiogaster | [authority] Muller, 1841 | [UK] Variable Goshawk | [FR] Autour variable | [DE] Bunthabicht | [ES] Azor Variable | [NL] Witte Havik Subspecies Monotypic species Genus Members of the genus Accipiter are small and medium-sized hawks, often called Sparrow-hawks or Goshawks. The females are almost […]
Sulawesi Goshawk (Accipiter griseiceps)
[order] ACCIPITRIFORMES | [family] Accipitridae | [latin] Accipiter griseiceps | [authority] Schlegel, 1862 | [UK] Sulawesi Goshawk | [FR] Autour de Celebes | [DE] Graukopf-Habicht | [ES] Gavilan de Celebes | [NL] Grijskophavik Subspecies Genus Species subspecies Region Range Accipiter griseiceps AU Sulawesi Genus Members of the genus Accipiter are small and medium-sized hawks, often […]