Flashcards
Primates
Flashcards do conjunto (20)
- 1strepsirrhini (prosimians)wet nose
brain ration similar to other mammals
tapetum lucidum
toothcomb - 2haplorrhini (tarsiers, monkeys, apes)dry nose
large brain relative to body size
no tapetum lucidem
normal spatulate incisors - 3tarsiidae-Used to occur in eurasia & NA
-tropical forest, insectivores and carnivores
-arboreal & sartorial
-nocturnal but lack a tapetum lucidem
-largest eye to brain ratio of any mammal - 4how did monkeys get to the new worldvicariance- present in gondwanaland before split
dispersal- they crossed atlantic ocean - 5new world monkey biogeography-oldest fossil in SA about 40 myo
-some rafted to SA across atlantic
- - 6new world monkeys2-5 families
-flat nose w/sideways pointing nostril
-most have prehensile tails
-usually dichromatic vision - 7old world monkeys1 family
-longer nose w/downward pointing nostrils
-non-prehensile tails
-trichromatic vision - 8Cercopithecidae sub-familiescercopithecinae
colobinae - 9cercopithecinaemostly african- plus eurasian macaques
-cheek pouches f/ food transport
-omnivores
-arboreal or terrestrial
-forests or open habitats - 10colobinaemostly asian, plus the african colobus
-no cheek pouches
-herbivores, large stomach w/symbiotic bac
-arboreal, restricted to forests
-more slender than cercopithecine - 11apes-no tail
-particularly large brain
-strictly old world
-used to be more diverse than monkeys - 12Hylobatidae (gibbons)-arms longer than legs for locomotion
-highly frugivorous.
-monogomous
-loud vocals f/territorial defense & pair bonding - 13Hominidae (gorilla)social, harem forming
herbivorous, w/enlarged cecum - 14hominidae (pongo)-restricted to isolated areas on borneo & sumatra
-highly frugivorous
-solitary, fruit scarcity - 15hominidae (cimpanzee & bonobo)-tropical africa (separated by congo river)
-omnivorous, fruits, vegetation, hunting chimps for meat
-exhibit tactical warfare - 16dr. jane goodallfirst to document the behavioral ecology of wild chimps, including tool use
- 17sexual behavior-polamory- only primates to engage in face to face copulation and tongue kissing
-sex used as greeting, resolve conflicts, excited
-no mother & son - 18human and chimp genetic similarity98%
- 19concealed ovulation-females have obvious external signs of estrus
-humans dont - 20hpothesis for concealed ovulation in humans-parental investment- keeps males around all the time increased offspring survival
-reduced infanticide- sure of paternity
-cuckoldry- allows females to secretly mate w/best male for paternity
Informações
- Descrição
- FlashCards sobre Primates, criado por shayla therriault em 11-12-2021.
- Criado por
- shayla therriault · dez 2021
- Atualizado
- 11 dez 2021
- Visualizações
- 5
- Avaliação