birds and babies Flashcards

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1
Q

plant communication

A

trees communicate with each other by using underground networks of fungal mycelia

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2
Q

microbial bacteria

A

communicate with each other to find the optimal time to attack the victim by sending out signalling molecules

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3
Q

bee communication

A

communicate to inform their colony mates about food sources

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4
Q

language is

A

complex , flexible and powerful

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5
Q

two major approaches

A

study the capabilities of closely related species- even if they don’t communicate in days similar to us
study the communication systems of animals who do communicate in ways similar to us

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6
Q

divergent evolution

A

process by which an interbreeding species diverges into different descendent species

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7
Q

convergent evolution

A

evolutionary dissimilar species independently evolve analogous structures to adapt to their habitat

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8
Q

language learning experiemtns in apes

A

viki the chimp

raised in a family as a human infant - only produced 4 words

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9
Q

washoe

A

sign language

350 signs learnt

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10
Q

nim chimpsky

A

taught sign language

25 signs

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11
Q

koko

A

taught sign language

produced 1000 signs

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12
Q

conclusion of ape studies

A

mixed results - low validity and reliability

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13
Q

natural communication in monkeys

A

referential alarm calls

different type fo calls for when they see a predator eg seaport , eagle or snake

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14
Q

gestural communication in chimps

A

66 gestures to communicate 19 specific messages

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15
Q

apes have

A

high cognitive and social abilities

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16
Q

vocal learning is a

A

rare trait - appears independently in 8 animal groups Bia convergent evolution

17
Q

vocal learning

A

ability to change ones own vocalisation based on auditory output

18
Q

bird song

A

both form regional dialects
important for social function
learning by imitation

19
Q

social function of Bird songs

A
mating
territorial degree
babies for food
identification
convergence- song type matching 
dueting
20
Q

song organisation

A

smaller units organise into larger units

21
Q

song imitation

A

birds learn to sing by imitating adults

22
Q

what happens to a vocal learner when theres nothing to imitate

A

improvise an isolate song

23
Q

do songs and language develop in similar way

A

songs become more structured and less variable

24
Q

humans infants

A

reduplicated babbling - monotone and repetitive

variegated babbling - more varied