Here's the data:
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Here are the data I presented (from Majerus, 1998, Industrial Melanism: Evolution in Action, page 123):
[/font]
[font=Arial, Helvetica, sans-serif]Resting positions of moths found in the wild in studies between 1964 and 1996[/font]
[font=Arial, Helvetica, sans-serif]Exposed trunk:[/font]
[font=Arial, Helvetica, sans-serif]6[/font]
[font=Arial, Helvetica, sans-serif]Unexposed trunk[/font]
[font=Arial, Helvetica, sans-serif]6[/font]
[font=Arial, Helvetica, sans-serif]Trunk/branch joint:[/font]
[font=Arial, Helvetica, sans-serif]20[/font]
[font=Arial, Helvetica, sans-serif]Branches[/font]
[font=Arial, Helvetica, sans-serif]15[/font]
[font=Arial, Helvetica, sans-serif]Summary: 32 of 47 moths (68%) were found on tree trunks[/font]
[font=Arial, Helvetica, sans-serif]Resting positions of moths found in the vicinity of traps between 1965 and 1996[/font]
[font=Arial, Helvetica, sans-serif]Exposed trunk:[/font]
[font=Arial, Helvetica, sans-serif]48[/font]
[font=Arial, Helvetica, sans-serif]Unexposed trunk[/font]
[font=Arial, Helvetica, sans-serif]22[/font]
[font=Arial, Helvetica, sans-serif]Trunk/branch joint:[/font]
[font=Arial, Helvetica, sans-serif]66[/font]
[font=Arial, Helvetica, sans-serif]Branches[/font]
[font=Arial, Helvetica, sans-serif]20[/font]
[font=Arial, Helvetica, sans-serif]Foliage[/font]
[font=Arial, Helvetica, sans-serif]22[/font]
[font=Arial, Helvetica, sans-serif]Man-made surfaces:[/font]
[font=Arial, Helvetica, sans-serif]25[/font]
[font=Arial, Helvetica, sans-serif]Summary: 136 of 203 moths (67%) were found on tree trunks[/font]
http://www.millerandlevine.com/km/e...april-2002.html