Search results
Results From The WOW.Com Content Network
The elk (pl.: elk or elks; Cervus canadensis) or wapiti, is the second largest species within the deer family, Cervidae, and one of the largest terrestrial mammals in its native range of North America and Central and East Asia.
The eastern elk (Cervus canadensis canadensis) is an extinct subspecies or distinct population of elk that inhabited the northern and eastern United States, and southern Canada. The last eastern elk was shot in Pennsylvania on September 1, 1877. [1] [2] The subspecies was declared extinct by the United States Fish and Wildlife Service in 1880. [3]
The elk herd survives the hard winters of Jackson Hole through a supplementary feeding program [1] and a lottery-based, permitted hunting program. [2] The elk have antlers which are shed each year- the Boy Scouts of America have been collecting the antlers under permit since 1968 [3] and selling them at auction, under agreement that 75% of the proceeds are returned to the refuge, where they ...
An example of a multiview orthographic drawing from a US Patent (1913), showing two views of the same object. Third angle projection is used. In third-angle projection , the object is conceptually located in quadrant III, i.e. it is positioned below and behind the viewing planes, the planes are transparent , and each view is pulled onto the ...
Likely due to different social structures, the Irish elk exhibits more marked sexual dimorphism than Alces, with Irish elk bucks being notably larger than does. [36] In total, Irish elk bucks may have ranged from 450–700 kg (990–1,540 lb), with an average of 575 kg (1,268 lb), and does may have been relatively large, about 80% of buck size ...
A cow/calf winter herd is a herd that consists only of female elk and their young. In a normal winter, defined as one where there is a decent amount of snow fall, one study found that when the groups of cows and calves were safe from predation by wolves, about 75.6-83.0% of their diet was made up of graze whereas when wolves were present this number dropped to 61.6-69.4%. [3]
Elk Island National Park is a national park in Alberta, Canada, that played an important part in the conservation of the plains bison. The park is administered by the Parks Canada Agency. This "island of conservation" is 35 km (22 mi) east of Edmonton , along the Yellowhead Highway , which goes through the park.
Tinbergen's four questions, named after 20th century biologist Nikolaas Tinbergen, are complementary categories of explanations for animal behaviour. These are also commonly referred to as levels of analysis . [ 1 ]