Welcome both of you, here is a link that will explain how to care for ducklings and gosling their needs are very similar.
https://www.backyardchickens.com/t/750869/raising-and-caring-for-ducklings#post_10611711
One gosling will be very lonely and depend on you for constant companionship, if you can get it a friend of close to the same age it would be much better. [for you and the gosling]
https://www.backyardchickens.com/t/750869/raising-and-caring-for-ducklings#post_10611711
One gosling will be very lonely and depend on you for constant companionship, if you can get it a friend of close to the same age it would be much better. [for you and the gosling]