García-González, Francisco; Gomendio, Montserrat - In: Behavioral Ecology 15 (2004) 1, pp. 23-30
the golden egg bug (copulations up to 50 h) and the effect of an increased risk of sperm competition on ejaculate … investment. Our data support predictions derived from sperm competition theory, which posits that males are expected to increase … ejaculate expenditure in response to an increased risk of sperm competition. Results show a combined response by males that has …