GESTATION PERIOD FOR SWAN EGGS SECRETS

I'm no qualified on swans. I somewhat think that an evening-time predator filched the eggs. I've heard individuals state that their birds( chickens, geese, whatever) take away infertile or nonviable eggs from their nest. In forty years I have never had a fowl get rid of their own personal egg/s with the nest in addition to unintentionally. I might