Mammals (Placental)Eutherians

By: Symone Trout, Ruben Garcica

Major Classes of Phylum Total 5010 Species

Habitat

ExamplesCarnivora

Rodentia

XenarthraPrimates

External features

HairFat Layer under skin

Teeth

Internal and External

Internal

An organ is a structure that contains at least two different types of tissue functioning together for a common purpose

Epidermis

Dermis

Subcutaneous  layer

Four chamber heart

Young, Old, Death

Life Cycle

Distinguishing Characteristics:

• Single temporal fenestra • Humans retain this feature

• Babies develop before they are born• Hibernation• Opposable thumb (monkeys, apes,Humans) • Capable of learning

Works CitedApplegate, Edith. "The Skeletal System." Minnesota State University, Mankato. N.p., n.d. Web. 16 Feb. 2011. <http://www.mnsu.edu/emuseum/biology/humananatomy/skeletal/skeletalsystem.html>.Carpi , Anthony . "Basic Anatomy - Organs & Organ Systems." http://web.jjay.cuny.edu. N.p., n.d. Web. 16 Feb. 2011. <http://web.jjay.cuny.edu/~acarpi/NSC/14-anatomy.htm>.Holtzclaw, Fred W., Theresa Knapp Holtzclaw, Neil A. Campbell, and Jane B. Reece. AP* biology: to accompany Biology, Campbell, Reece, 8e AP* edition. San Francisco: Pearson Benjamin Cummings, 2008. Print.Harvard University (2010, December 22). Young female chimpanzees treat sticks as dolls: Growing evidence of biological basis for gender-specific play in humans. ScienceDaily. Retrieved February 17, 2011, from

http://www.sciencedaily.com /releases/2010/12/101220121109.htmShaeffer, Stephen. "Heredity and Life Cycles." Biology 110 - Basic Concepts and Biodiversity. N.p., n.d. Web. 16 Feb. 2011. <https://wikispaces.psu.edu/display/110Master/Heredity+and+Life+Cycles>."The Mammal Skeleton." The Earth Life Web. N.p., n.d. Web. 16 Feb. 2011. <http://www.earthlife.net/mammals/skeleton.html>."Your Heart & Circulatory System ." KidsHealth - the Web's most visited site about children's health. N.p., n.d. Web. 17 Feb. 2011. <http://kidshealth.org/kid/htbw/heart.html>.

Hard copy provided.