Sentence examples for absence of copulation from inspiring English sources

If OAMB or CaMKII represent the sole ovulation signal activated by mating, CaMKIICA would induce ovulation in the absence of copulation.

Cured asexual females produce only sons because of the combination of decreased sexual attractiveness, low copulation propensity and the absence of egg fertilization.

Indeed, reduced female sexual attractiveness, lower copulation propensity and the absence of egg fertilization are 'the norm' in asexual lineages (van der Kooi and Schwander, 2014).

Here, after scenes of copulation, fellatio, rape, torture and mutilation, almost everyone ends up a corpse.

In male birds, vocalizations are known to increase their attractiveness and consequently their probability of copulation.

"The very first act of copulation was done sideways, square-dance style".

Benefits of stabilizing the copulation and intromission are indicated as the driving force for the evolution of extremely long aedeagi, while the short aedeagi might have the advantage of freedom of movements facilitating the initiation of copulation by males.

Female rats engage in approach and avoidance behaviors directed toward the male to "pace" the rate of copulation.

The only thing better than a little copulation is a lot of copulation.

In addition to swelling size, we noted the following variables: identity of mating partners, presence/absence of copulation call, temporal occurrence of call in relation to copulation, aggressive behaviours following a copulation, duration to next copulation and composition of the audience during copulation.

Importantly we show that fellatio increases the duration of copulation.