The 2 or 3 eggs are incubated for about three weeks.

The 3-4 eggs are incubated for 14 days or less.

The egg is incubated by both parents for about 26.5 days.

The eggs are incubated for 21-24 days by both parents.

The egg is incubated by both parents for 49 days.

A single egg is incubated by both parents for 45 days.

Five or six white eggs are incubated for 18 days.

The eggs are incubated by the female for 12 to 13 days.

The two white eggs are incubated by the female alone.

The eggs are incubated by the female alone for 8 to 14 days.