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Male elk have large, blood- and nerve-filled antlers, which they routinely shed each year as weather warms-up. Males also engage in ritualized mating behaviors during the mating season , including posturing to attract females, antler-wrestling (sparring), and bugling , a loud series of throaty whistles, bellows, screams, and other vocalizations ...
Antlers are usually found only on males. Only reindeer (known as caribou in North America) have antlers on the females, and these are normally smaller than those of the males. Nevertheless, fertile does from other species of deer have the capacity to produce antlers on occasion, usually due to increased testosterone levels. [8]
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 are unique to cervids and found mostly on males: the only cervid females with antlers are caribou and reindeer, whose antlers are normally smaller than males'. Nevertheless, fertile does of other species of deer have the capacity to produce antlers on occasion, usually due to increased testosterone levels. [61]
The question is do female reindeer have antlers too, or is it just the males? ... They are referred to as "bulls" and "cows," just like cattle or elk. So, a female reindeer is called a cow.
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.
[15]: 579 A cow elk will remain in estrus for 12 to 15 hours, if they are not bred during this time frame they will normally have another estrus cycle 18 to 28 days later. [14] Elk use several different vocalizations during the rut. Some are made only by a certain sex or age class, and each is used for a different reason.
Here's a Christmas theory: Santa's sleigh is pulled by all female reindeer! If you wonder why female reindeer have antlers, here's the scientific explanation.