The document describes the 5 kingdoms of life: Animals, which includes vertebrates with backbones and invertebrates without, as well as mammals, birds, fish, reptiles and amphibians. Bacteria are one-celled organisms that come in various shapes including spheres, rods and spirals. Fungi include molds, yeasts and mushrooms and are found worldwide, with over 99,000 known species. Plants are divided into nonvascular bryophytes and vascular tracheophytes. Protists are eukaryotic organisms that are not animals, plants or fungi and do not form their own natural group.