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Giraffe necks do more than help them reach high leaves in trees. They can keep a lookout for predators, but there is another reason they may have such long necks.
A Penn State researcher has been trying to get to the bottom of the age-old question of why giraffes have long necks. Focus on research: Female giraffes drove the evolution of long necks, new ...
Related: Older Giraffe’s Kind Gesture Toward Baby Giraffe Is Melting Hearts. Interesting Giraffe Facts. Giraffes actually fight using this same technique to establish dominance during mating season.
The giraffe's head and neck are held up by large muscles and a nuchal ligament, which are anchored by long thoracic vertebrae spines, giving them a hump. [17] [63] [36] Adult male reticulated giraffe feeding high on an acacia, in Kenya. The giraffe's neck vertebrae have ball and socket joints.
The giraffe weevil (Trachelophorus giraffa) is a species of small weevil endemic to Madagascar. [2] They are black-bodied and have bright red elytra covering their wings. . Giraffe weevils are known for their elongated necks, with the males having necks 2 to 3 times the size of their female counte
The giraffe stands 5–6 m (16–20 ft) tall, with males taller than females. The giraffe and the okapi have characteristic long necks and long legs. Ossicones are present on males and females in the giraffe, but only on males in the okapi. [6] Giraffids share many common features with other ruminants.
Giraffes gain their long necks by a different heterochrony, extending the development of their cervical vertebrae; they retain the usual mammalian number of these vertebrae, seven. [1] This number appears to be constrained by the use of neck somites to form the mammalian diaphragm muscle; the result is that the embryonic neck is divided into ...
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