Females lay as many as three eggs in a season, each one in a different nest.

Females lay eggs ( oviparous ).

Females must come back onto land to lay eggs.

Females of many common species of mosquito can lay 100-200 eggs during the course of the adult phase of their lifecycle.

Females lay their eggs in their case and die.

Females can also remain fertile for several years after a mating and lay fertile eggs.

Females can mate several times and lay several batches of eggs in one season.

Females lay from one to four eggs, and both parents incubate them for 40 to 45 days.

Females lay between ten and three hundred eggs at a time, depending on species, fertilising them with the stored sperm as they do so.

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Females lay four eggs, which the male then incubates.

Females regularly lay eggs in the nests of other Redheads or other ducks, especially Canvasbacks.

Females typically lay between 7 and 15 white-tan eggs that incubate for an average of 30 days.

Females lay 2 or 3 pinkish eggs.

Females lay a clutch of six to nine olive-buff colored eggs.

Females lay 2 or 3 eggs, which have pinkish speckles and red and purple lines.

Females lay translucent greenish, flattened, smooth eggs.

Females lay one egg every other day.

Females lay two eggs in a nest in a fork of a tree.

Females can lay 1 – 7 eggs but will typically lay 3 – 5.

Females lay clutches of 6 – 20 eggs on the banks of waterways that they otherwise would not normally be able to reach without the flooding caused by the seasonal rainfall.

Females lay a single egg per year.

Females lay their first clutch of eggs about 4 months after mating.

Females are able to spawn at intervals of two to three days, laying hundreds of eggs in each clutch.

Females reach puberty at approximately 12 months old ; males do not become sexually mature until approximately three years of age.

Females can ovulate three times in as many weeks during the mating season, and 80 % of two-year-old females are seen to be pregnant during the annual mating season.

Females average four breeding seasons in their life and give birth to 20 – 30 live young after three weeks ' gestation.

Females reach maturity in twenty to twenty-four months, and males around twelve months ( although they do not usually mate until at least three years old ), and mating occurs throughout the year.

Females give birth to up to nine cubs after a gestation period of ninety to ninety-eight days, although the average litter size is three to five.

Females become sexually mature at two years of age, while males will acquire sexual maturity at three years of age.

Females are about two to three times bulkier than males ( for they are carrying many eggs ), but are similarly colored.

Females may sometimes associate with two males and all three help in raising the brood.

Females with trisomy X have three X chromosomes, for a total of 47 chromosomes per cell.

Females may spawn two to three times per year, and produce between 80, 000 and 1, 000, 000 eggs per event.

Females generally give birth for the first time at three or four years of age, and reach their peak reproductive fitness at around six years.

Females give birth to litters of three to five kittens, usually only three.

Females come into oestrus only once during this period, lasting for three to five days.

Females give birth to two or three furred and active young after a gestation period of 50 to 90 days in most species, or 150 days in the capybara.

Females give birth every three to six years, and care for the calves for more than a decade.

Females lay between three to seven pale bluish-green, brown-blotched eggs.

Females typically lay between four to six eggs ( normally over a period of several days ) up to three times per year ( but normally only twice ).

Females sexually mature at around three years, but do not give birth for another year.

Females lay one to three clutches of three to 17 eggs ( usually eight ) between April and July.