Sentence examples for mating sperm are from inspiring English sources
During each Cimicidae mating, sperm are deposited by traumatic insemination, which bypasses the female genital tract.
During mating, sperm is transferred within a gelatinous substance, functionally similar to a spermatophore.
The day of mating (sperm positive) was considered GD 0. Glyphosate acid (purity: 95.3%) was formulated in 1% methylcellulose, was stable over the test period and was shown to have an adequate homogeneity.
Once the female has mated, the sperm is stored in one or both of her spermathecae.
However, in most poeciliids it is not possible to discriminate with certainty between a successful mating (defined as a mating with sperm being transferred) and the pure mating attempt.
Females will only mate once unless additional sperm are necessary for further egg production (Keiding 1986).
If a mate's sperm is no good, an extra partner may help.
If the hermaphrodites do not mate, they face sperm limitation because many more oocytes than sperm are produced [ 55].
Fruit fly sperm are positively toxic, a chemical weaponry acquired because several males will mate with a female, and the male fly whose sperm knocks out the rest has the best chance of fatherhood.
All females without sperm in the spermatheca had mated at least once (they were collected while mating), and thus were classified as females in the first mating, while females with sperm were classified as females in second or subsequent matings.
