This photo shows Canada geese near Markham, Ontario, Canada, Oct. 18, 2024.

Some Canada geese have crossed the Mississippi Corridor to migrate to the warm southern United States. However, as the earth warms up, an increasing number of geese are now able to find enough food and living space in Canada during winters, and thus no longer migrate. (Photo by Yang Shu/Xinhua)

This photo shows Canada geese near Markham, Ontario, Canada, Oct. 19, 2024.

Some Canada geese have crossed the Mississippi Corridor to migrate to the warm southern United States. However, as the earth warms up, an increasing number of geese are now able to find enough food and living space in Canada during winters, and thus no longer migrate. (Photo by Yang Shu/Xinhua)

A formation of Canada geese flies over Ontario, Canada, Oct. 19, 2024.

Some Canada geese have crossed the Mississippi Corridor to migrate to the warm southern United States. However, as the earth warms up, an increasing number of geese are now able to find enough food and living space in Canada during winters, and thus no longer migrate. (Photo by Yang Shu/Xinhua)

This photo shows Canada geese near Markham, Ontario, Canada, Oct. 18, 2024.

Some Canada geese have crossed the Mississippi Corridor to migrate to the warm southern United States. However, as the earth warms up, an increasing number of geese are now able to find enough food and living space in Canada during winters, and thus no longer migrate. (Photo by Yang Shu/Xinhua)

This photo shows Canada geese near Markham, Ontario, Canada, Oct. 19, 2024.

Some Canada geese have crossed the Mississippi Corridor to migrate to the warm southern United States. However, as the earth warms up, an increasing number of geese are now able to find enough food and living space in Canada during winters, and thus no longer migrate. (Photo by Yang Shu/Xinhua)