The answer is quite simple. The eggs are her children and they belong to her...much the way a human mother protects her children.
The plural possessive is geese's. A sentence could be "They found that several of their geese's eggs had been eaten by a fox."
geese are good for weeding, grazing grass, eggs for backing they also made pretty good gaud dogs (geese?).
other birds, such as ducks and geese.
They poop them out. Under their AAAAAAAAZZZZZZZZAAAAAAAAAAS
Ducks, Geese, chickens, and a lot of other birds
Yes you are allowed to keep geese.
yes
yes
goodness no!
Yes. Geese move north to lay their eggs, and south for the winter.
Geese lay eggs, which means that they are birds not mammals.
Geese are oviparous. Oviparous means laying eggs that hatch. Viviparous means gestating offspring inside the body, like mammals, which geese do not do. Geese are birds, they lay eggs and hatch out their babies from them.