turns into keratin
Horn (not true)
hair-like filaments cemented together
Bone core surrounded by hair filaments
malleus, incus, stapes. Derived from jaw
Maintain body temp. different from environment
Types of Glands
Eccrine, Apocrine, Sebaceous, Mammary Glands.
Scent producing. Many functions.
Sebum. pliable, glossy hair
nourishment (water, carbs, fat, protein, minerals, antibodies).
Tips of toes
Difference between Placental and Marsupial Mammals
Development of Young, Epipubic bones, egnostrated palate, marsupial shelf.
Diversity in tooth form and function
Gap between incisors and premolars. Herbivore.