rMDPV: Recombinant Muscovy duck parvovirus, a strain arising from genetic recombination between classical MDPV and goose parvovirus, often associated with altered pathogenic properties.

All duck and goose species can be hunted over water—marshes, ponds, lakes, and rivers—where ducks feed. They will also loaf during the day and roost at night on water.

Since then, one duck has succumbed to its injuries and had to be euthanized, according to Dorson. The goose, too, is "declining in health," he said. Muscovy ducks eat corn spread by John Newman.

Muscovy Duck Nesting Habits Muscovy ducks mate several times a year, producing as many as 16 eggs each time. Mother ducks stay on the nest almost constantly throughout the month-long incubation.