The short answer for an adult Muscovy
An adult Muscovy needs feed and grazing available across the whole day, not meals at fixed times. A Muscovy is a big, quiet, tree-perching duck that grazes grass almost like a small goose, takes insects and slugs as it wanders, and returns to a feeder in unhurried bouts rather than in a flock-wide rush. Keep a waterfowl ration accessible from morning release to evening roosting, and use a morning fill and an evening check-in as your structure, letting the Muscovy's own grazing fill the hours between without a timetable imposed on it.
Grazing sets the Muscovy apart from other ducks
A Muscovy's eating differs from a pond duck's because grass is a genuine part of its diet, not an incidental nibble. Those broad bills crop short pasture efficiently, and a Muscovy on good grass with room to wander will take a meaningful share of its day from the ground itself, which is why confined Muscovies with no grazing need the feeder watched more closely. The breed is also strongly size-divided, with drakes growing far heavier than hens, so one feeder with limited space quietly favours the big males. Quiet is normal for a Muscovy, which does not quack loudly, so appetite is read by watching the feeder and the grazing pattern rather than by listening for a hungry flock.
Arranging feed, grass, and roost for a Muscovy day
Open the house in the morning to both feeder and pasture, and check the feeder holds enough that late starters, usually the hens, still find feed after the drakes have eaten. Set water where a Muscovy can submerge its head, beside the feeding area rather than across the pen, since it rinses its bill while eating like other waterfowl. Provide more than one feeding point when drakes and hens run together, placed apart so a hen can eat undisturbed. In the evening, Muscovies like to roost up off the ground, so do the final feed check as they settle onto perches or into the house, and confirm any bird that has been sitting with a brood has come off to eat and drink properly. Muscovies also dabble for food in shallow water, so a muddy feeding margin with spilled ration quickly becomes both wasteful and unhygienic if it is never cleaned back.
Muscovy appetite changes to take seriously
A Muscovy who stops grazing while the rest crop the pasture, or who leaves the feeder untouched at the morning fill, deserves a close look the same day. Limping matters especially in heavy drakes, because a sore leg quietly reduces how far the bird walks to graze and feed, and bumblefoot-type soreness worsens without attention. A brooding hen who has barely left the nest can lose condition, so persistent refusal to come off and feed warrants advice from a veterinarian who sees poultry and waterfowl. Mouldy feed in a damp feeder also puts Muscovies off sharply, and a sudden flock-wide disinterest usually traces to the feed or water before it traces to the birds. Where farm help rotates, KinsLe Care Teams keeps the Muscovy feeder fill, second-point check, and roost count as listed duties that each helper signs off with a timestamp.