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Female reindeer grow antlers that are significantly smaller than their male counterparts. Male reindeer grow antlers as long as 50 inches after multiple seasons of shedding. Females grow 20-inch ...
Yet antlers are commonly retained through the winter and into the spring, [25] suggesting that they have another use. Wolves in Yellowstone National Park are 3.6 times more likely to attack individual male elk without antlers, or groups of elk in which at least one male is without antlers. [25]
Male antlers grow more branching points and measure anywhere between 39 inches and 53 inches in beam length, whereas female antlers only measure about 20 inches and generally have a simpler structure.
When fully developed, antlers are dead bone without a horn or skin covering; they are borne only by adults (usually males, except for reindeer) and are shed and regrown each year. Rhinocerotidae: The "horns" of rhinoceroses are made of keratin, the same substance as fingernails, and grow continuously, but do not have a bone core.
Bone housed in museum collections come from many different sources; mammals, fish, birds, and in rare cases humans may all be included in a museum's collection. Bones in these collections can come in many shapes and sizes. It can be used in its natural form or polished with sand and other abrasives to create a smooth, glossy surface.
Unlike other deer species, female reindeer grow antlers. Male antlers can grow to lengths of fifty-one inches, while female antlers are smaller, at twenty inches. So, where do reindeer live?
Antlers grow very quickly every year on the bulls. As the antlers grow, they are covered in thick velvet, filled with blood vessels and spongy in texture. The antler velvet of the barren-ground caribou and the boreal woodland caribou is dark chocolate brown. [126] The velvet that covers growing antlers is a highly vascularised skin.
Males grow longer and thicker antlers which they use for fighting. Their antlers can grow to be as large as 51 inches long, whereas a female's antlers only grow to around 20 inches long. Another ...