final p.2 Flashcards
What are facial features of old-world monkeys that differentiate them?
nostrils are closer together (narrow septum) and point downward
elongated snout
What are features that differentiate monkeys from the southern hemisphere?
flat noses and a prehensile tail
What are perrisodactyla?
odd-toed ungulates (horse, rhino, tapir)
WHat are arteriodactyla?
even-toed ungulates (deer, hippo, pig, whale)
WHat makes a snake arboreal?
longer tails, sharp edges on belly (semicircular body plan)
WHat are the rear molars in a carnivore used for?
for grinding and crushing meat and break down food into smaller pieces for easier swallowing. slice through sinews and other fibrous materials in prey
What are other features of carnivore skulls?
pronounced jawline for stronger bite force
larger forward facing eye-sockets for depth perception
skull larger and more robust
What is the movement of salamanders like?
lateral undulation
What are 5 traits that distinguish vertebrates?
vertebral column
cranium
mineralized tissues
3-part brain
endocrine organs
w-shaped myomeres
muscular pharynx