selkärankattomat
Selkärankattomat is the Finnish term for invertebrates, a broad group of animals that lack a vertebral column or backbone. This classification encompasses a vast majority of animal species on Earth, estimated to be around 95%. Despite their lack of a backbone, invertebrates exhibit an astonishing diversity of forms, habitats, and life strategies.
The group includes familiar creatures such as insects, spiders, and crustaceans, which make up the arthropods,
Invertebrates play crucial roles in ecosystems worldwide. They are essential for pollination, nutrient cycling, decomposition, and