The time required to do this is referred to as the synodic period of revolution, as opposed to the sidereal period of revolution, which is the time required for a planet to move once around the Sun relative to the stars and is equal to the orbital period.
Mandarin ducks demand very specific breeding sites preferring to nest near water and, ideally, with the nest box accessed from the water, ie: facing a pond or lake, and raised on a platform a metre or more above ground level, reached by a ramp. secure enclosure is essential to keep the Mandarin ducks in and keep out potential predators such as foxes, hawks, crows, and domestic cats and dogs. Pairs usually are allowed a 2m x 2m pen, preferably with a small pond.
The Wood Duck or Carolina Duck (Aix sponsa) is a species of duck found in North America. It is one of the most colourful of North American waterfowl.Living in wooded swamps, they nest in tree cavities or boxes.The Woodlink WD1 provides a perfect home for these waterfowl. Wood chips are included in the Woodlink Wood Duck House 4 x 3 hole size. Inside the box is a ladder to provide the ducklings a easy route to get out of the box.iving in wooded swamps, they nest in tree cavities or boxes. The Woodlink WD1 provides a perfect home for these waterfowl. Wood chips are included in the Woodlink Wood Duck House 4 x 3 hole size. Inside the box is a ladder to provide the ducklings a easy route to get out of the box.