They are known for many things. They are the coldest climate, they have a very low period of reproduction which also implies that it has low biotic diversity, the organisms are usually simple when it comes to vegetation, the land is influenced by heavy frost when forming, and many many more things.
Pioneer species are the first organisms to live in an area Some examples of a pioneer are: •bunch grass •milkweed •queen Anne’s lace •Sphagnum moss •sedge •pitcher plant