Curated OER
Introduction to Mammals
Biology learners grasp the characteristics of mammals by viewing this succinct slide show. They learn that mammals are divided into three gestation-related groups: prototheria, metatheria, and eutheria. They examine the characteristics...
Curated OER
Mammals
In this mammals worksheet, students read about 3 mammal characteristics: endotherm, diaphragm, and mammary glands. Students use this information to complete 4 short answer questions.
Palomar Community College District
Palomar College: Class
In the animal kingdom, there are seven living classes in the phylum Vertebrata. The Palomar College shares detailed information on each of these classes. Includes examples and photos as well as a follow-up quiz.
Regents of the University of Michigan
Animal Diversity Web: Mammalia
For an overview of the anatomy and characteristics of mammals, visit this Animal Diversity Website. Discusses characteristics not found in other animals, the function of their hair, and their production of milk.
CK-12 Foundation
Ck 12: Female Reproductive Structures
[Free Registration/Login may be required to access all resource tools.] Think producing millions of sperm each day is complicated?If producing millions of sperm each day, as in the male reproductive system, is complicated, that is...
Regents of the University of Michigan
Animal Diversity Web: Mammary Glands
A very solid history on the evolution of, and function of, the glands that give the group mammals their name. Good comparisons of other mammals and their function.