little tiny hairs... hairs that will grow only to a specific length and no more. But why? Do we have the science to figure this one out? weird...
2006-09-12 13:37:59 · 6 answers · asked by Guadalupe Joe 2 in Science & Mathematics ➔ Zoology
Just like any physical or behavioral aspect of our or other animals that have been honed over millions of years of evolution, most features give a selective advantage to the animal. If the physical morphology or adaptation was markedly different it may give a selective disadvantage thereby reducing fitness and survivability.
2006-09-12 14:08:20 · answer #1 · answered by gnypetoscincus 3 · 0⤊ 0⤋
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2016-11-07 05:07:47 · answer #2 · answered by ? 4 · 0⤊ 0⤋
Same with other body hairs. I guess it's because if you are an animal, extra long hairs could be cumbersome to run around with. I think the question more is....why are head hairs able to grow so long?
2006-09-12 13:50:36 · answer #3 · answered by SBG 2 · 0⤊ 0⤋
they fall out when the reach a certain length, then a new batch grows in.
2006-09-12 13:41:45 · answer #4 · answered by cging22 5 · 0⤊ 0⤋
Just imagine if eyebrows grew really long too, now that would be funny.
2006-09-13 03:28:26 · answer #5 · answered by Anonymous · 0⤊ 0⤋
If there is a scientific explanation, I have not heard it .
2006-09-12 13:40:46 · answer #6 · answered by WC 7 · 0⤊ 0⤋