The residents of Oceania are mainly white. Why? Please tell me.

Africa: mainly black; Many plants have obvious seasonal changes; There are many animals, but not many kinds, and many of them have migration habits.

Europe: white people are dominant; Plant resources are not abundant, and deciduous plants in temperate zone are mostly; There are not many birds and beasts among animals, and they like to live near human settlements.

North America: white people are dominant; Deciduous plants are mostly in temperate and cold temperate zones; There are not many animals, but birds have the characteristics of Eurasia.

Central and South America:

There are more yellow people and descendants of western Europe; There are many kinds of plants, but few kinds in the cold zone; There are many kinds of animals, especially birds.

Antarctica: no aborigines; Only moss and lichen, few seed plants. There are few kinds of animals, and almost all of them feed on marine life.

Oceania: There are more yellow people and red people, and some white immigrants; Plants are drought-tolerant and have species that are not found in other continents; Animals are characterized by marsupials, and there are many poisonous animals.