Explain why the presence of a pelvis is not an important adaptation to life in the ocean??

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to bad

Explanation:

i said

a pelvis with a full pelvic girdle with two pelvic spines

Explanation:

Talk of evolution research most often conjures up images Darwin's finches.  The Stickleback fish, an animal model that can exhibit evolutionary changes in as few as ten generations, allows scientists to direct a more modern study of evolution.  Specifically, scientists are able to identify DNA changes that control skeletal adaptations in wild populations of sticklebacks through a serie s of simple experiments that would surely thrill even Darwin himself.

a range of structures from a simplified girdle with no pelvic spines to an oval nub

for a girdle.

no pelvic girdle and no pelvic spines.

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