The human being is populated with an amazinglydiverse animal kingdom, each species possessing its own distinctive features thathelp lock survive and cope through their surroundings.
There’s the cheetah v its incredibleburst of speed, the albatross that has a wingspan of over 3 meters and also thegroundhog i m sorry is the biggest member the the squirrel family.
There room sharks that can spot a drop ofblood in the vast ocean and bees that aid pollinate flowers and also keep oureco-system going.
And climate there’s the giraffe, the animalwith the longest neck in the world.
How long is a Giraffe’s Neck?
There are couple of things that are fairly as magnificent together seeing a giraffe in the wild. The giraffe is native to Africa, a herbivore and the largest land mammal the is at this time living on ours planet.
The tallest one on document was roughly 19.3 feet, about the size of an mean house, probably a little higher. It’s the elongated neck that grabs most of the attention, though, and that alone can weigh as much as 550 lbs.
The reason most human being think the giraffeshave such long necks is to help them feeding – they deserve to reach greater than otheranimals and also so can obtain the an option leaves increase in the trees. Just like all points inthe animal kingdom, the truth is a tiny more facility and a lot lesscertain.
There is small evidence the feeding is the reason the long neck evolved and the present theory is the it helps males compete for females during the adjustment season.
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An astounding side result of the lengthy neckis the the giraffe demands a powerful heart to pump blood up to the head andbrain. It, therefore, has actually the highest blood push of any animal on theplanet.
One other interesting fact that many peopledon’t recognize is that this elegant mammal has the same number of bones in that neckas us humans.
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The human Neck
Compared come the giraffe, human being neck length is pretty paltry, come say the least. However, as soon as looking at the anatomy the the human spine, girlfriend will discover that, like the giraffe, humans have actually 7 cervical (neck) vertebrae.
Compared to various other species, the neck area ofthe human have the right to be quite delicate which is why that is often subject to accidentslike whiplash when the head move suddenly earlier and forth. The giraffe neck,particularly in males, is surrounded by thick blocks of muscles that protectit.
Why do Giraffes and Humans have actually the Same variety of NeckVertebrae?
You could be impressed by the fact thathumans have the same number of cervical vertebrae together a giraffe. But so does amouse. And also a kangaroo.
In fact, the vast majority of mammals have actually 7 cervical vertebrae. There are just two mammals that don’t and also these space the sloth and also the manatee.
Other animal varieties have different numbersof vertebrae in the neck. Because that example, a swan has about 22 skeleton in its neck. Butfor most mammals, it’s 7.
It’s the dimension of the bones the vary, the course, which is the reason that the giraffe’s neck is much much longer than that of any type of other mammal. Each vertebrae have the right to be as much as 10 inch long. Compare that to a computer mouse which is proper 4 inches indigenous the pointer of its sleep to the finish of that tail.
Sloths and also Manatees
While there is a huge amount the similaritybetween mammals, there are always exceptions come the dominion in nature. In thiscase, that the sloth and the manatee that fail to conform.
Two-toed sloths have somewhere between fiveand 7 cervical vertebrae if the three-toed sloth has between eight ornine. In types with more vertebrae, some of these also come v attachmentsfor the rib cage. Manatees, top top the other hand, have actually just six cervicalvertebrae.
A common Characteristic of Mammals
While the truth that giraffes have the same variety of cervical vertebrae as people is interesting, that actually no that unusual. The vast bulk of mammals have actually seven and the size of the vertebrae is the thing that differs, no the number. The just mammals that have more or less than 7 vertebrae in the neck are sloths and also manatees.