100–400 vertebrae · All Facts

100–400 vertebrae
A snake's spine can hold 100–400 vertebrae — plus up to about 200 more in the tail — far more than a human's 33.
SrcNatural History Museum (London)

Next evidence →pelvic spursPythons and boas still carry pelvic spurs — claw-like remnants of ancestral hind limbs used in courtship, not walking.

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spectacle (brille)Snakes have no eyelids — each eye is covered by a transparent scale called a spectacle (brille).
pelvic spursPythons and boas still carry pelvic spurs — claw-like remnants of ancestral hind limbs used in courtship, not walking.
vomeronasal (Jacobson's) organA snake's forked tongue delivers odor molecules to the vomeronasal (Jacobson's) organ in the roof of its mouth.
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