Dictionary » S » Snowy

Snowy

snowy

1. White like snow. So shows a snowy dove trooping with crows.

2. Abounding with snow; covered with snow. The snowy top of cold Olympus.

3. Pure; unblemished; unstained; spotless. There did he lose his snowy innocence. (J. Hall (1646))

4. (Science: ornithology) Snowy heron, a small plover (aegialitis nivosa) of the western parts of the united states and Mexico. It is light gray above, with the under parts and portions of the head white.


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Spread of recessive genes

... Europe. That makes me think it must provide quite a benefit to the carrier. The best advantage I can come up with for blue eyes is that in snowy surroundings having less pigment seems to be an beneficial for both hunting and hiding. I don't feel that explains the spread though as there ...

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by wobblycogs
Wed Oct 05, 2011 8:48 am
 
Forum: Genetics
Topic: Spread of recessive genes
Replies: 5
Views: 7978

Re: Reason for adapting the clutch size to the food available

Although I don't know for sure why Snowy Owls adjust their clutch size, evolution tends to be very selfish. Most individuals only care about their own survival. So I doubt Snowy Owls reduce their clutch size to benefit the lemming population's ...

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by mel004
Mon Mar 15, 2010 5:01 pm
 
Forum: Evolution
Topic: Reason for adapting the clutch size to the food available
Replies: 6
Views: 3851

Reason for adapting the clutch size to the food available

I've just read that the Snowy Owl adjust the clutch size (from 5 to 14 eggs) depending on the amount of prey that is available. Can this be explained as an adaptation to adjust the prey population and avoid its extinction? Its main food ...

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by Smig
Mon Mar 15, 2010 4:12 pm
 
Forum: Evolution
Topic: Reason for adapting the clutch size to the food available
Replies: 6
Views: 3851

Re: Can Genetic Variation Revert Back?

... to ignore that we are all mutants, in the strict sense of the term. Plus, when I've read the storyabout the rabbits above, I thought of an all-snowy India, where Sher-Khan wouldn't have no reason to feel ashamed. Enter the climate change debate aficionados :)

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by olivortex
Wed Mar 03, 2010 12:58 pm
 
Forum: Evolution
Topic: Can Genetic Variation Revert Back?
Replies: 14
Views: 10196

Albino echidna

unless the echidna lives in a snowy enviroment, i would assume that it your be a disadvantage for it.

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by nova707
Tue Dec 08, 2009 5:43 am
 
Forum: Zoology Discussion
Topic: Albino echidna
Replies: 12
Views: 7969
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