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Bull elk typically have around six tines on each antler. The Siberian and North American elk carry the largest antlers while the Altai wapiti has the smallest. [14] Roosevelt bull antlers can weigh 18 kg (40 lb). [28] The formation and retention of antlers are testosterone-driven. [29] In late winter and early spring, the testosterone level ...
Assuming a similar response to starvation as red deer, a large, healthy Irish elk stag with 40 kg (88 lb) antlers would have had 20-to-28 kg (44-to-62 lb) antlers under poor conditions; [13] [33] and an average sized Irish elk stag with 35 kg (77 lb) antlers would have had 18 to 25 kg (40 to 55 lb) antlers under poorer conditions, [41] similar ...
The Roosevelt elk (Cervus canadensis roosevelti), also known commonly as the Olympic elk and Roosevelt's wapiti, is the largest of the four surviving subspecies of elk (Cervus canadensis) in North America by body mass. [2] Mature bulls weigh from 700 to 1,200 lb (320 to 540 kg). with very rare large bulls weighing more. [3]
The etymology being from Greek: μεγαλος megalos "great" + κερας keras "horn, antler". [7] The type and only species named in the description being Megaloceros antiquorum, based on Irish remains now considered to belong to M. giganteus, making the former a junior synonym.
Compared to the Rocky Mountain elk, it is larger in body size, but has smaller antlers. The subspecies was driven into near extinction by 1900, but has recovered since then. The Manitoban elk's primary predator is the grey wolf. Because the elk is a non-migratory species, it cannot rely on long-distance migration to reduce the risk of predation ...
Antlers are considered one of the most exaggerated cases of male secondary sexual traits in the animal kingdom, [10] and grow faster than any other mammal bone. [11] Growth occurs at the tip, and is initially cartilage, which is later replaced by bone tissue. Once the antler has achieved its full size, the velvet is lost and the antler's bone dies.
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The Rocky Mountain elk was reintroduced in 1913 to Colorado from Wyoming after the near extinction of the regional herds. While overhunting is a significant contributing factor, the elk's near extinction is mainly attributed to human encroachment and destruction of their natural habitats and migratory corridors.