SWAN EGGS TO HATCH THINGS TO KNOW BEFORE YOU BUY

I'm no pro on swans. I instead think that an evening-time predator filched the eggs. I have read men and women declare that their birds( chickens, geese, what ever) take out infertile or nonviable eggs from their nest. In 40 a long time I have never experienced a chicken get rid of their own personal egg/s within the nest apart from unintentionally