The young hatch after 15-17 days, and learn to fly in four weeks.

The young hatch at intervals of up to 4 days.

The young hatch in 24 to 36 hours, depending on water temperature.

Once the young hatch they stay with their parents for around 1 to 2 weeks.

The young hatch naked and are fed by both parents.

The young hatch after four to five weeks and are about 5 cm (2 in) long.

The young hatch within one to six days of fertilization.

The young hatch after 90 days and are left to fight for themselves.

After the young hatch, food is brought to them almost four times an hour.

The young "hatch" within her body and she bears them live.