it is a egg that does not hatch
Buy one or find one in a swamp that just "happened" to be there and put it in a incubator and hatch it.
incubation day 1-25 temperature 99.5 humidy 86 turns day 3-7 ..............hatching day 26-28 temperature 98.5 humidy 94 turns day 0 a good way to hatch
35 days is the normal incubation time for all breeds of goose.
The gestation period of a goose is called the incubation period. After the incubation period, if the egg is fertilized, a chick will hatch.
A chicken egg takes 21 days to hatch. It may take slightly more or less depending on the temperature and breed. Goose and duck eggs take as few days longer.
A duck egg will take around 28days while the goose eggs will take 28-35days.
a goose's egg that didn't hatch , a rat and Charlotte .
20 to 26C
100,000,000,000,000,000,degres
93
57 degrees