Download Biology Review - cloudfront.net

Biology Review Chapter 18B
Order Tububildentata
The aardvark
Eats termites and ants
Order Proboscides
Elephants
Largest land mammal
300 species in fossils
tusks made of ivory
teeth are replaced 5 times
Order Sirenia
“sea cows”
Manatees and dugongs
Live in coastal waters of Florida
and Caribbean
Order Monotremata
oviparous (egg-laying)
Spiny anteater
Duckbill platypus
Only live in Australia, new guinea
and Tasmania
Order Edentates
Armadillos, sloth, anteaters
Order Pholidota
Pangolins (scaly anteater)
Asia, Africa
Order Marsupial
Pouched
Kangaroos, opossums, koalas
Order Insectivore
Shrews, moles, hedgehog
Smallest mammal – pigmy shrew
Order Chiropters
Bats
Use echolocation
Order Cetacean
Marine mammals
Dolphins – use echolocation
Whales
Order Primates
Tree dwelling
Apes – no tail
Monkeys – tail
Lemurs – only live in Madagascar
Order Rodent
Gnawing mammals
Mice, rats, squirrels, gophers,
beavers, porcupines
More rodents than all other orders
Order Dermoptera
Flying lemurs
Malaysia, Thailand, Borneo
Order Lagomorpha
Hare-like mammals
Four upper incisors
Rabbits, hares, pikas
Order Hyracoidea
Hyrax
Order Perissodactyla
odd – toed hoofed mammal
Ungulates – hoofed
Rhinoceros, horses, zebras
Order Artiodactyla
even – toed hoofed mammals
Ungulates – hoofed
171 species
cattle, buffalo, deer, giraffe, goats
Order Carnivore
Flesh eaters
200 species
bears, cats, weasels, raccoons,
seals, tiger, lions, etc
This is only the orders. Don’t forget to study the rest of the
notes as well!!!