Cats
1.	Physiology
1.1.	Skeleton
1.2.	Mouth
1.3.	Ears
1.4.	Legs
1.5.	Claws
1.6.	Whiskers
2.	Behavior
•	Sociability
•	Cohabitation
•	Fighting
•	Play
3.	Ecology
•	Habitat
•	Hunting
4.	Addendum: The Scientific Classification of a Domestic Cat
1.	Kingdom Animalia
2.	Phylum Chordata (chordates)
a.	Ascidiacea (sea squirts)
b.	 Thaliacea (salps)
c.	 Larvacea (larvaceans)
d.	 Agnatha (jawless fish)
e.	 Chondrichthyes (cartilagenous fish)
f.	 Osteichthyes (bony fish)
g.	 Amphibia (amphibians)
h.	 Reptilia (reptiles)
i.	 Aves (birds)
j.	 Mammalia (mammals) 
i.	Monotremata (egg-laying mammals)
ii.	 Marsupialia (pouched mammals)
iii.	 Insectivora (insect-eating mammals)
iv.	 Dermoptera (colugos)
v.	 Chiroptera (bats)
vi.	 Primates (mostly tree-dwelling mammals)
vii.	 Cetacea (whales)
viii.	 Edentata (anteaters, sloths and armadillos)
ix.	 Pholidota (pangolins)
x.	 Lagomorpha (pikas, hares and rabbits)
xi.	 Rodentia (rodents)
xii.	 Pinnipedia (seals, sea lions and walrus)
xiii.	 Proboscidea (elephants)
xiv.	 Hyracoidea (hyraxes or dassies)
xv.	 Sirenia (sea-cows)
xvi.	 Tubulidentata (aardvark)
xvii.	 Perissodactyla (odd-toed hoofed mammals)
xviii.	 Artiodactyla (even-toed hoofed mammals)
xix.	 Carnivora (flesh-eating mammals)
1.	Family Felidae (cats)
2.	Subfamily Felinae
a.	Genus Felis
i.	Chinese Mountain Cat (Felis bieti)
ii.	Domestic Cat (Felis catus)
iii.	Jungle Cat (Felis chaus)
iv.	Pallas's Cat (Felis manul)
v.	Sand Cat (Felis margarita)
vi.	Black-footed Cat (Felis nigripes)
vii.	Wild Cat (Felis silvestris)