Curated OER
Protozoans
In this protozoans worksheet, students observe pond water using a microscope to identify the four classes of single-celled organisms including sarcodines, ciliates, flagellates and sporozoans.
Stanford University
Standford: The Parasite: Balantidium Coli
This comprehensive site will probably provide any fact you might need on the parasitic ciliate, Balantidium coli. Topics range from transmission to life cycle and more.
Other
The Animals Page
Provides an easy to understand overview of animals from protozoa and echinoderms to insects, mammals, birds, and fish.
Wikimedia
Wikipedia: Protist
Wikipedia provides information on the biological kingdom protista, including a list of different divisions of the kingdom.
Utah Education Network
Uen: Micro Organisms Don't Drink That Water
If you are looking for an introduction to protozoans and algae, this is a good place to start. You'll view some images of them and explore a few of their basic adaptations for survival.
BiologyWise
Biology Wise: Classification and Characteristics of Protozoa
Discusses the general characteristics of protozoa and how they can be divided into different types based on their mode of locomotion, mode of nutrition, or mode of respiration. Includes a list of facts about protozoa.
CK-12 Foundation
Ck 12: Life Science: Animal Like Protists
[Free Registration/Login may be required to access all resource tools.] Animal-like protists are called protozoa. Protozoa are single-celled eukaryotes that share some traits with animals. Like animals, they can move, and they are...
BiologyWise
Biology Wise: Paramecium Reproduction
Describes the characteristics of paramecium and how they reproduce both sexually and asexually.
BiologyWise
Biology Wise: Paramecium Facts
Describes the characteristics of Paramecia, their locomotion, and method of reproduction.
BiologyWise
Biology Wise: Vorticella Facts
Find lots of information about vorticella, a protozoan, here. Discusses anatomy and physical characteristics, size, habitat, and method of reproduction.