It depends on the type of Geese you get as to the level of human aggressionI can see geese terrorizing small humans that visit, hissing & flapping!! Be good lesson in not chasing/annoying fowl, tee-hee! Hubby rolled eyes at coop expansion, miniature donkeys, & absolutely no goats because they are naughty, lol. Hayfield is farmable wetland, didn't drain this year (trumpeter swans stop in spring b4 it dries up). I think he called a divorce attorney when I suggested a pond.