Article
Dominance, plasma testosterone levels, and testis size in house mice artificially selected for high activity levels.
Physiology & behavior - 1 Sept 2002
Klomberg Kurt F, Garland Theodore, Swallow John G, Carter Patrick A
Abstract excerpt
Male house mice (Mus domesticus) from four replicate lines selectively bred for high voluntary wheel-running behavior were compared with four random-bred control lines with respect to dominance, testis size, and plasma testosterone level. Behavior was measured with a tube apparatus in which focal mice encountered a standard opponent from an inbred strain, and positions of mice were scored over a 10-min period;...
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