García-González, Francisco; Gomendio, Montserrat - In: Behavioral Ecology 15 (2004) 1, pp. 23-30
not been previously described: males in the presence of rivals increase copulation duration and the rate of sperm transfer …. No relationship was found between male or female size and copulation duration or ejaculate size. Golden egg bug males … transfer sperm slowly and gradually throughout copulation; thus an increase in the amount of sperm transferred and the …