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Antler, a modified form of bone, grows out of the skull bones of certain species of animals, such as deer, and is typically shed once a year.It consists of a thick layer of compact bone, an inner section of spongy bone, and internal blood vessels that are fewer in number and more irregular than the ones present in bone.
Mule deer females usually give birth to two fawns, although if it is their first time having a fawn, they often have just one. [29] A buck's antlers fall off during the winter, then grow again in preparation for the next season's rut. The annual cycle of antler growth is regulated by changes in the length of the day. [29] [31]
In the velvet antler stage, antlers of elk and deer have been used in Asia as a dietary supplement or alternative medicinal substance for more than 2,000 years. [54] Recently, deer antler extract has become popular among Western athletes and body builders because the extract, with its trace amounts of IGF-1, is believed to help build and repair ...
Deer grow antlers anew each spring, often at the rate of an inch per day. Now, scientists want to take the cells that power deer antler growth and figure out how to give that same ability to humans.
[2] [3] The specific name cervicapra is composed of the Latin words cervus ("deer") and capra ("she-goat"). [ 2 ] [ 4 ] The vernacular name "blackbuck" is a reference to the dark brown to black colour of the dorsal part of the coat of the males. [ 5 ]
Barking deer in Jim Corbett National Park, India A captive young Chinese muntjac buck with exposed canine tooth Head of a muntjac buck, showing the slanted, furred pedicles. Its antlers have been shed for summer. Skull of a buck in advanced maturity, showing canine tooth, slanted pedicles and branched antlers. A distinct coronet, or burr, is ...
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Growth occurs at the tip, initially as cartilage that is then mineralized to become bone. Once the antler has achieved its full size, the velvet is lost and the antler's bone dies. This dead bone structure is the mature antler. In most cases, the bone at the base is destroyed by osteoclasts and the antlers eventually fall off. [62]