Flashcards in chapter 6 Deck (9)
3 main primate tendencies
- arboreal adaptation
- eat a wide variety of foods (dietary plasticity)
- invest a lot of time in kids (parental investment)
physical adaptation all primates share?
forward facing eyes
hwo do skeletons of monkeys, apes and humans differ?
monkeys have tails, apes and humans dont.
charachterise the variation in primate teeth
- reduced number in teeth (new worlds have extra premolar)
- multiple teeth TYPES
why is parental investment and brain size related?
there needs to be a longer period with parents in order for brain to grow
what is a grade?
group of organisms that share same level of complexity and lvl of evolution
what is a clade?
group of organisms that evolved from common ancestor
what are the differences between old and new world monkeys?
new world monkeys have flat noses