pygargus (O) 0.0 0.0 0.0 0.0 Accipiter gentilis
(F) 3.3 2.3 4.0 4.0 A.
lagopus) and northern goshawk (Accipiter gentilis
)--usually remain in their northern nesting territories throughout the year.
The birds of prey affected are two species of Buzzard (Buteo buteo and Buteo lagopus), Marsh Harriers (Circus aeruginosus), and Goshawks (Accipiter gentilis
For instance, in areas managed for owl demographic support, timber harvest activities are prohibited within 0.55 mile (0.88 kilometer) of active northern goshawk (Accipiter gentilis
) nests, and within 0.5 mile (0.8 km) of active fisher (Martes pennanti) dens.
Species Common name Aegolius funereus Tengmalm's Owl Strix uralensis Ural Owl Strix aluco Tawny Owl Bubo virginianus Great Horned Owl Nyctea scandiaca Snowy Owl Buteo lagopus Rough-legged Buzzard Circus cyaneus Northern Harrier Accipiter gentilis
Goshawk Falco tinnunculus Eurasian Kestral Alopex lagopus Arctic fox Species Literature citations Aegolius funereus Korpimaki (1987, 1989) Strix uralensis Pietiainen (1988), Pietiainen and Kolunen (1993) Strix aluco Southern (1970) Bubo virginianus Houston and Francis (1995) Nyctea scandiaca Portenko (1972) Buteo lagopus Hagen (1969) Circus cyaneus Simmons et al.
The northern goshawk (Accipiter gentilis
) is known for her aggressive defense of her nest, often striking people who absently wander into her territory.
Environmental contaminants in liver and kidney of free ranging northern goshawks (Accipiter gentilis
) from three regions of Germany.
In the Yukon, it is an important seasonal food source for many predators, including lynx (Lynx canadensis), coyote (Canis latrans), red fox (Vulpes vulpes), wolf (Canis lupus), black bear (Ursus americanus), grizzly bear (Ursus arctos), wolverine (Gulo gulo), Red-tailed Hawk (Buteo jamaicensis), Northern Goshawk (Accipiter gentilis
), and Golden Eagle (Aquila chrysaetos).
These species also play key roles as primary prey for many raptors, including the northern goshawk (Accipiter gentilis
; Boal and Mannan, 1994; Squires and Reynolds, 1997; Drennan, 2006; Rogers et al., 2006), which is a species of special concern in this region (united states Forest service, 1996).
domestica), 2 mice (Mus musculus domesticus), 2 northern goshawks (Accipiter gentilis
), and 2 Gyr-Saker hybrid falcons (Falco rusticolus x Falco cherrug).
In recent years, San Carlos Apaches have also restored Gila topminnows (Poeciliopsis occidentalis) to rehabilitated freshwater springs, searched ponderosa pine forests above 6,000 feet (1,800 meters) for reclusive Mexican spotted owls (Strix occidentalis lucida) and northern goshawks (Accipiter gentilis
atricapillus), and picked their way through dense riverbank thickets of salt cedar to verify the existence of endangered southwestern willow flycatchers (Empidonax traillii extimus).
We applied statistical analyses that have been used to study neural decision-making for gaze redirection in primates to 3 species of predatory birds with different sizes, visual systems, habitats, and hunting behaviors: the northern goshawk (Accipiter gentilis
), Cooper's hawk (Accipiter cooperii), and red-tailed hawk (Buteo jamaicensis).
Forest ecosystems in Northeast China support a number of forest-dependent species, for example, the black-billed capercaillie and its potential predators --red fox (Vulpes vulpes), sable (Martes zebellina), and goshawk (Accipiter gentilis
In raptor species, post-fledging nest switching has been documented in Northern Goshawks (Accipiter gentilis
; Kenward et al., 1993), Egyptian Vultures (Neophron percnopterus; Donazar and Ceballos, 1990), Ospreys (Pandion haliaetus; Poole, 1989; Gilson and Marzluff, 2000), Eagle Owls (Bubo bubo; Penteriani and Delgado, 2008), Spanish Imperial Eagles (Aquila adalberti; Ferrer, 1993), and Lesser Kestrels (Falco naumanni; Tella et al., 1997).
lipofaciens strain ML64, isolated from an egg of a Northern Goshawk (Accipiter gentilis
), for chicken embryos.