Article
Locally differentiated cryptic pigmentation in the freshwater isopod Asellus aquaticus.
Journal of evolutionary biology - 1 May 2005
Hargeby A, Stoltz J, Johansson J
Abstract excerpt
A repeated pattern of background colour matching in animals is an indication that pigmentation may be cryptic. Here, we examine the relationship between pigmentation of the freshwater isopod Asellus aquaticus and background darkness in 29 lakes, wetlands and ponds in Southern Sweden. The results show that Asellus pigmentation was correlated with substrate darkness across all localities. In seven localities, in...
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