An Evaluation of an Experimental Model for Sympatric Speciation
(b) Egg attractant effects
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(b) Egg attractant effects
From a total of 16 trials, 12 showed a significantly greater percentage of eggs laid in the phial containing the "egg attractant".* The results are summarised in Table II.
TRIAL No. | MEDIA and EGGS | CONTROL |
---|---|---|
1 | 1,000 | 20 |
2 | 1,000 | 0 |
3 | 1,000 | 20 |
4 | 100 | 1,000 |
5 | 200 | 20 |
6 | 500 | 20 |
7 | 100 | 500 |
8 | 1,000 | 500 |
9 | 50 | 0 |
10 | 50 | 0 |
11 | 1,000 | 100 |
12 | 100 | 1,000 |
13 | 1,000 | 500 |
14 | 1,000 | 100 |
15 | 0 | 1,000 |
16 | 0 | 1,000 |