/u/Levangeline's posts in /r/askscience

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How far along a diverging evolutionary path do animals become a different species?

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Why do animals lose their camouflage coloring as they grow from infant to adult? Wouldn't it be evolutionarily advantageous to always have some sort of camoflage?

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When sleeping, does it make a difference if you get all your hours in at once vs. breaking up the sleep session into smaller chunks?

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If we were somehow able to view a 4D object, would it appear to be moving?

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How is it that a small dog and a big dog could have roughly the same level of intelligence considering the fairly substantial difference in brain size?

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What exactly is an "anti-microbial coating"?

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How much truth is there behind the idea of penis size varying between ethnicities, and what are the evolutionary reasons/advantages behind these variations?

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Are there any animal species besides humans which also engage in oral, digital (hand/finger), or anal sex?

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Why do some safety labels on harmful substances say, "if ingested, do NOT induce vomiting."?

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Humans and other animals have despised mosquitoes for ages, not necessarily because they bite us, but because of the unpleasant itchy sores they leave behind. Why haven't mosquitoes with less irritating bites evolved, to greatly increase their survival rates?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How far along a diverging evolutionary path do animals become a different species?	2
Why do animals lose their camouflage coloring as they grow from infant to adult? Wouldn't it be evolutionarily advantageous to always have some sort of camoflage?	2
When sleeping, does it make a difference if you get all your hours in at once vs. breaking up the sleep session into smaller chunks?	2
If we were somehow able to view a 4D object, would it appear to be moving?	1
How is it that a small dog and a big dog could have roughly the same level of intelligence considering the fairly substantial difference in brain size?	1
What exactly is an "anti-microbial coating"?	1
How much truth is there behind the idea of penis size varying between ethnicities, and what are the evolutionary reasons/advantages behind these variations?	1
Are there any animal species besides humans which also engage in oral, digital (hand/finger), or anal sex?	1
Why do some safety labels on harmful substances say, "if ingested, do NOT induce vomiting."?	1
Humans and other animals have despised mosquitoes for ages, not necessarily because they bite us, but because of the unpleasant itchy sores they leave behind. Why haven't mosquitoes with less irritating bites evolved, to greatly increase their survival rates?	1