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Half-moon

Half-moon

1. The moon at the quarters, when half its disk appears illuminated.

2. The shape of a half-moon; a crescent. See how in warlike muster they appear, in rhombs, and wedges, and half-moons, and wings. (Milton)

3. An outwork composed of two faces, forming a salient angle whose gorge resembles a half-moon; now called a ravelin.

4. (Science: zoology) a marine, sparoid, food fish of California (Caesiosoma Californiense). The body is ovate, blackish above, blue or gray below.

Synonym: medialuna.


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... but I think you get that. I take it what your struggling to get your head around is the fact that only 10% of the area could still support half of the original species? It is just a generalization, so don't take it as gospel. I think it works because as area increases the number of niches ...

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by BasicBiology
Wed Sep 24, 2014 7:12 am
 
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Topic: The influence of area on the number of species
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Fri Apr 11, 2014 2:47 pm
 
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