Never. Ducks aren't mammals.
It takes about three months for the Muscovy duck to fully mature. These ducks are known for their large size and odd markings.
About 28 - 30 days
28 for common ducks and up to 35 days for Muscovy ducks.
I read recently on line that Muscovy's take longer than all other ducks, and all others are 28 days... I want to say Muscovy's was 30 or 31 days, but not positive. google helped me.
Killer whales nurse for at least a year but may nurse up to two years.
About the same size as a goose.
they do it and then have babies in 100 months or 200 months and there baby is 90 feet tall when it is born
Long-tailed Duck was created in 1758.
Abacot Ranger (also known as Streicher)Allier Duck (Blanc d'Allier)Ancona duckAylesbury DuckBali DuckBlack East IndianBlue Swedish duckBuff Orpington DuckCall DuckChallansCayuga DuckChara Chemballi DuckCrested DuckDanish DuckDuclairDutch Hookbill (kromsnaveleend)East Indie DuckForest Duck (Eend van Vorst)GimbsheimerGolden CascadeGressingham Duck (Wild Mallard crossed with Pekin)Huttengem DuckIndian Runner DuckKhaki CampbellMagpie DuckMajorcan DuckMuscovy duckOrpington duckPekin Duck (also known as Long Island duck)Rouen DuckSaxony DuckSemoisSilver Appleyard DuckSilver Bantam DuckTermonde DuckVenetian Duck (Germanata Veneta)Welsh Harlequin DuckWood DuckSwedish DuckSwedish Yellow DuckOtherAustralian Spotted (origin disputed)Barbary Duck (Muscovy-derived)Cayuga Duck (American Black Duck-derived)Mulard duck (Barbary drake crossed with mallard-derived hen; sterile)
Yes as long as you have some space for a duck.
As long as they stay babies is how long they stay babies.
Donald Duck by a long shot