The surprising reasons animals play dead - Tierney Thys

2,287,883 views ใƒป 2018-04-16

TED-Ed


์•„๋ž˜ ์˜๋ฌธ์ž๋ง‰์„ ๋”๋ธ”ํด๋ฆญํ•˜์‹œ๋ฉด ์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค.

๋ฒˆ์—ญ: Minseo Yun ๊ฒ€ํ† : Won Jang
"์นจ๋ฌต์€ ๊ฐ€์žฅ ๊ฐ•๋ ฅํ•œ ๋น„๋ช…์ด๋‹ค." - ์ž‘์ž ๋ฏธ์ƒ
00:06
Imagine youโ€™re being attacked by a ferocious predator.
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์—ฌ๋Ÿฌ๋ถ„์ด ์‚ฌ๋‚˜์šด ํฌ์‹์ž์—๊ฒŒ ๊ณต๊ฒฉ๋ฐ›๊ณ  ์žˆ๋‹ค๊ณ  ์ƒ์ƒํ•ด๋ณด์„ธ์š”.
00:09
With no chance of escape,
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ํƒˆ์ถœ ํ•  ๊ฐ€๋ง์„ฑ์ด ์—†๋‹ค๋ฉด
00:11
you do what any courageous, self-respecting possum would do:
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์—ฌ๋Ÿฌ๋ถ„์€ ์šฉ๊ฐํ•˜๊ณ  ์ž์กด์‹ฌ์ด ๊ฐ•ํ•œ ์ฃผ๋จธ๋‹ˆ์ฅ๋“ค์ด ํ•˜๋Š” ์ผ์„ ํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค.
00:15
curl into an immobile state called catatonia,
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๊ธด์žฅ์ฆ์ด๋ผ ๋ถ€๋ฅด๋Š” ์›€์ง์ผ ์ˆ˜ ์—†๋Š” ์ƒํƒœ๋กœ ์›…ํฌ๋ฆฌ๊ณ 
00:18
stick out your tongue,
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ํ˜€๋ฅผ ๋‚ด๋ฐ€๊ณ 
00:19
drool,
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์นจ์„ ํ˜๋ฆฌ๊ณ 
00:20
and ooze some foul-smelling liquid from your anal glands.
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ํ•ญ๋ฌธ์ฃผ์œ„์ƒ˜์—์„œ ์—ญ๊ฒจ์šด ๋ƒ„์ƒˆ์˜ ์•ก์ฒด๋ฅผ ํ˜๋ฆฝ๋‹ˆ๋‹ค.
00:24
Disgusted, your assailant loosens its grip,
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ํ˜์˜ค๊ฐ์— ๋น ์ง„ ๊ณต๊ฒฉ์ž๋Š” ์žก๊ณ ์žˆ๋˜ ๋‹น์‹ ์„ ๋†“๊ณ ๋Š”
00:28
decides youโ€™re not the dinner it was looking for,
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์—ฌ๋Ÿฌ๋ถ„์ด ๊ทธ๊ฐ€ ์ฐพ๋˜ ์ €๋… ์‹์‚ฌ๊ฐ€ ์•„๋‹ˆ๋ผ๊ณ  ๊ฒฐ์ •ํ•œ ํ›„
00:30
and departs.
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๊ทธ ์ž๋ฆฌ๋ฅผ ๋– ๋‚ฉ๋‹ˆ๋‹ค.
00:32
After 10 minutes, you resurrect and merrily saunter on.
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10๋ถ„ ํ›„ ์—ฌ๋Ÿฌ๋ถ„์€ ๋ถ€ํ™œํ•œ ๋’ค ์ฆ๊ฒ๊ฒŒ ์–ด์Šฌ๋ ์–ด์Šฌ๋  ๋– ๋‚ฉ๋‹ˆ๋‹ค.
00:36
From lemurs to lizards,
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์—ฌ์šฐ์›์ˆญ์ด๋ถ€ํ„ฐ ๋„๋งˆ๋ฑ€
00:38
ants to amphibians,
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๊ฐœ๋ฏธ, ์–‘์„œ๋ฅ˜
00:39
sharks to chickens,
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์ƒ์–ด, ๊ทธ๋ฆฌ๊ณ  ๋‹ญ๊นŒ์ง€
00:41
hundreds of animals "play dead" as a survival tactic.
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์ˆ˜๋ฐฑ ๋งˆ๋ฆฌ์˜ ๋™๋ฌผ๋“ค์€ ์ƒ์กด ์ „๋žต์œผ๋กœ "์ฃฝ์€ ์ฒ™"์„ ํ•ฉ๋‹ˆ๋‹ค.
00:45
Nicknamed "playing possum" after its star performer,
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์ด ์Šคํƒ€ ์—ฐ๊ธฐ์ž์˜ ์ด๋ฆ„์„ ๋ณธ๋–  "์ฃผ๋จธ๋‹ˆ์ฅ ๋†€์ด"๋ผ๋Š” ๋ณ„๋ช…์ด ๋ถ™์€
00:49
feigning death is also called thanatosis.
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"์ฃฝ์€ ์ฒ™ํ•˜๊ธฐ"๋Š” ๊ฐ€์‚ฌ ์ƒํƒœ(ๅ‡ๆญป็‹€ๆ…‹)๋ผ๊ณ ๋„ ๋ถˆ๋ฆฝ๋‹ˆ๋‹ค.
00:52
Thatโ€™s from Thanatos, the ancient Greek deity of death.
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์ด๊ฒƒ์€ ๊ณ ๋Œ€ ๊ทธ๋ฆฌ์Šค์˜ ์ฃฝ์Œ์˜ ์‹  ํƒ€๋‚˜ํ† ์Šค์—์„œ ์˜จ ๋ง์ž…๋‹ˆ๋‹ค.
00:56
But most scientists call it tonic immobility, or TI.
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ํ•˜์ง€๋งŒ ๋Œ€๋ถ€๋ถ„์˜ ๊ณผํ•™์ž๋Š” ์ด๊ฒƒ์„
๊ธด์žฅ์„ฑ ๋ถ€๋™ํ™”(tonic immobility), ๋˜๋Š” ์ค„์—ฌ์„œ TI๋ผ๊ณ  ๋ถ€๋ฆ…๋‹ˆ๋‹ค.
01:00
How and why TI occurs depends on the species and situation.
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TI๊ฐ€ ์–ด๋–ป๊ฒŒ, ์™œ ๋ฐœ์ƒํ•˜๋Š”์ง€๋Š” ์ƒ๋ฌผ์˜ ์ข…๊ณผ ์ƒํ™ฉ์— ๋‹ฌ๋ ค์žˆ์Šต๋‹ˆ๋‹ค.
01:06
Spewing stench and adopting odd postures are common and often play important roles.
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์•…์ทจ๋ฅผ ํ’๊ธฐ๊ณ  ์ด์ƒํ•œ ์ž์„ธ๋ฅผ ์ทจํ•˜๋Š” ๊ฑด ํ”ํ•œ ์ผ์ด๊ณ  ์ค‘์š”ํ•œ ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.
01:12
Other animals sacrifice their neighbors:
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์–ด๋–ค ๋™๋ฌผ๋“ค์€ ์ฃผ๋ณ€ ์ด์›ƒ์„ ํฌ์ƒ์‹œํ‚ต๋‹ˆ๋‹ค.
01:14
quail chicks that freeze while their kin run amok
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์นœ์ฒ™๋“ค์ด ๋ฏธ์นœ ๋“ฏ์ด ๋‚ ๋›ฐ๋Š” ๋™์•ˆ ์–ผ์–ด๋ถ™์–ด ์žˆ๋Š” ๋ฉ”์ถ”๋ผ๊ธฐ ์ƒˆ๋ผ๋“ค์€
01:17
have a better chance of survival when pursued by a cat.
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๊ณ ์–‘์ด์—๊ฒŒ ์ถ”๊ฒฉ๋ฐ›์„ ๋•Œ ์ƒ์กดํ•  ๊ธฐํšŒ๊ฐ€ ๋งŽ์•„์ง‘๋‹ˆ๋‹ค.
01:21
Speaking of cats, feline mothers can pinch the napes of their kittensโ€™ necks
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๊ณ ์–‘์ด์— ๋Œ€ํ•ด ๋งํ•˜์ž๋ฉด, ์–ด๋ฏธ๋Š” ์ƒˆ๋ผ ๊ณ ์–‘์ด์˜ ๋ชฉ๋œ๋ฏธ๋ฅผ ๋ฌผ์–ด์„œ
01:25
and induce another kind of immobility called clipnosis.
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ํด๋ฆฝ๋…ธ์‹œ์Šค๋ผ๊ณ  ๋ถ€๋ฅด๋Š” ๋˜ ๋‹ค๋ฅธ ๋ถ€๋™ ์ƒํƒœ๋ฅผ ์œ ๋ฐœํ•ฉ๋‹ˆ๋‹ค.
01:29
This keeps their kittens quiet and easy to transport.
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์ด๊ฒƒ์€ ์ƒˆ๋ผ ๊ณ ์–‘์ด๋“ค์„ ์กฐ์šฉํ•˜๊ณ  ์˜ฎ๊ธฐ๊ธฐ ์‰ฝ๊ฒŒ ๋งŒ๋“ค์–ด์ค๋‹ˆ๋‹ค.
01:33
Most of the physiological mechanisms underlying these theatrics
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์ด๋Ÿฌํ•œ ์—ฐ๊ธฐ์˜ ๊ธฐ์ดˆ๊ฐ€ ๋˜๋Š” ๋Œ€๋ถ€๋ถ„์˜ ์ƒ๋ฆฌํ•™์  ๋ฉ”์ปค๋‹ˆ์ฆ˜์€
01:37
originate in the parasympathetic nervous system,
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๋ถ€๊ต๊ฐ ์‹ ๊ฒฝ๊ณ„๋กœ๋ถ€ํ„ฐ ๋น„๋กฏ๋ฉ๋‹ˆ๋‹ค.
01:40
better known for controlling cycles of resting and digesting.
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ํœด์‹ ์ฃผ๊ธฐ์™€ ์†Œํ™” ์ฃผ๊ธฐ๋ฅผ ์กฐ์ ˆํ•˜๋Š” ๊ฒƒ์œผ๋กœ ๋” ์ž˜ ์•Œ๋ ค์ ธ ์žˆ์ฃ .
01:44
In possums,
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์ฃผ๋จธ๋‹ˆ์ฅ์˜ ๊ฒฝ์šฐ
01:45
the parasympathetic nervous system causes their heart rates to drop by nearly half,
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๋ถ€๊ต๊ฐ ์‹ ๊ฒฝ๊ณ„๋Š” ๊ทธ๋“ค์˜ ์‹ฌ์žฅ ๋ฐ•๋™์ˆ˜๋ฅผ ์ ˆ๋ฐ˜ ๊ฐ€๊น๊ฒŒ ๋–จ์–ด๋œจ๋ฆฝ๋‹ˆ๋‹ค.
01:50
respiration by a third,
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ํ˜ธํก์€ 1/3๋กœ ์ค„๊ณ 
01:53
and body temperatures by more than half a degree Celsius for up to an hour.
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๊ทธ๋ฆฌ๊ณ  ๊ธธ๊ฒŒ๋Š” ํ•œ ์‹œ๊ฐ„ ๋™์•ˆ ์ฒด์˜จ์ด 0.5๋„ ์ด์ƒ ๋–จ์–ด์ง‘๋‹ˆ๋‹ค.
01:58
The neurotransmitter dopamine also plays a part.
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์‹ ๊ฒฝ ์ „๋‹ฌ ๋ฌผ์งˆ์ธ ๋„ํŒŒ๋ฏผ๋„ ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.
02:01
Flour beetles with low dopamine levels play dead more frequently
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๋„ํŒŒ๋ฏผ ์ˆ˜์น˜๊ฐ€ ๋‚ฎ์€ ๋ฐ€๊ฐ€๋ฃจ๊ฐ‘์ถฉ์€ ์ด ์ˆ˜์น˜๊ฐ€ ๋†’์€ ๊ฐœ์ฒด๋“ค๋ณด๋‹ค
02:05
than those with high levels,
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๋” ์ž์ฃผ ์ฃฝ์€ ์ฒ™์„ ํ•ฉ๋‹ˆ๋‹ค.
02:07
and anything blocking dopamine receptor sites can lengthen catatonia.
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๊ทธ๋ฆฌ๊ณ  ๋„ํŒŒ๋ฏผ ์ˆ˜์šฉ์ฒด๋ฅผ ๋ง‰๊ณ  ์žˆ๋Š” ์–ด๋–ค ๊ฒƒ์ด๋“  ๊ธด์žฅ์ฆ์„ ๋Š˜๋ฆด ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:11
But maintaining a death ruse isnโ€™t easy.
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ํ•˜์ง€๋งŒ ์ฃฝ๋Š” ๊ณ„๋žต์„ ์œ ์ง€ํ•˜๋Š” ๊ฒƒ์€ ์‰ฝ์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
02:14
The performers are constantly gauging their surroundings
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์—ฐ๊ธฐ์ž๋“ค์€ ๋Š์ž„์—†์ด ์ฃผ๋ณ€ ์ƒํ™ฉ์„ ์ธก์ •ํ•˜๋ฉด์„œ
02:17
for cues on when itโ€™s safe to rise.
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์ผ์–ด๋‚˜๋„ ์•ˆ์ „ํ•˜๋‹ค๋Š” ์‹ ํ˜ธ๋ฅผ ํ™•์ธํ•ฉ๋‹ˆ๋‹ค.
02:20
Chickens, for instance, can sense when a predatorโ€™s eyes are upon them.
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์˜ˆ๋ฅผ ๋“ค์–ด, ๋‹ญ์€ ํฌ์‹์ž๊ฐ€ ์ž์‹ ์„ ๋ณด๊ณ ์žˆ๋Š”์ง€ ์•„๋‹Œ์ง€ ์•Œ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:24
Researchers know this because when they used a stuffed hawk in an experiment,
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์—ฐ๊ตฌ์ž๋“ค์ด ์‹คํ—˜์—์„œ ๋ฐ•์ œ๋œ ๋งค๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด
02:28
their chicken subjects came out of their catatonia quicker
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๋‹ญ๋“ค์ด ํ‰์†Œ๋ณด๋‹ค ๋” ๋นจ๋ฆฌ ๊ธด์žฅ์ฆ์—์„œ ๊นจ์–ด๋‚˜๋Š” ๊ฒƒ์„ ๋ณด๋ฉด ์•Œ ์ˆ˜ ์žˆ์ง€์š”.
02:32
when the hawkโ€™s eyes were averted.
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02:35
Other animals use TI for purposes other than defense.
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๋‹ค๋ฅธ ๋™๋ฌผ๋“ค์€ TI๋ฅผ ๋ฐฉ์–ด ์ด์™ธ์˜ ๋ชฉ์ ์— ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.
02:39
When the sleeper cichlid feels peckish,
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๋‹˜๋ณดํฌ๋กœ๋ฏธ์Šค๋Š” ์ถœ์ถœํ•ด์งˆ ๋•Œ๋ฉด
02:41
it sinks to the lake floor and lies motionless,
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ํ˜ธ์ˆ˜ ๋ฐ”๋‹ฅ์œผ๋กœ ๊ฐ€๋ผ์•‰์•„ ์›€์ง์ด์ง€ ์•Š๊ณ  ๋ˆ„์›Œ ์žˆ์Šต๋‹ˆ๋‹ค.
02:45
its splotchy coloration making it seem like a rotting carcass.
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์–ผ๋ฃฉ๋œ๋ฃฉํ•œ ์ฒœ์—ฐ์ƒ‰๋•๋ถ„์— ์ด ๊ณ ๊ธฐ๋Š” ์ฉ์–ด๊ฐ€๋Š” ์‹œ์ฒด์ฒ˜๋Ÿผ ๋ณด์ž…๋‹ˆ๋‹ค.
02:49
If a small scavenger investigates, this undead trickster strikes.
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์ž‘์€ ์ฒญ์†Œ๋ถ€๊ฐ€ ์กฐ์‚ฌํ•˜๋Ÿฌ ์˜ค๋ฉด ๋˜์‚ด์•„๋‚œ ์‚ฌ๊ธฐ๊พผ์€ ๊ทธ๋ฅผ ๊ณต๊ฒฉํ•ฉ๋‹ˆ๋‹ค.
02:54
Some animals even feign death as a sexual ploy.
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์–ด๋–ค ๋™๋ฌผ๋“ค์€ ์ง์ง“๊ธฐ ์ „๋žต์œผ๋กœ ์ฃฝ์€ ์ฒ™์„ ํ•˜๊ธฐ๋„ ํ•ฉ๋‹ˆ๋‹ค.
02:57
Male nursery spiders offer gifts of silk-wrapped insects
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์ˆ˜์ปท ๋‹ท๊ฑฐ๋ฏธ๋Š” ๊ฑฐ๋ฏธ์ค„๋กœ ๊ฐ์‹ผ ๊ณค์ถฉ์„ ์„ ๋ฌผ๋กœ ์ฃผ๊ณค ํ•ฉ๋‹ˆ๋‹ค.
03:01
in hopes of wooing females.
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์•”์ปท์—๊ฒŒ ๊ตฌ์• ํ•˜๊ธฐ ์œ„ํ•ด์„œ์ฃ .
03:03
But those females are known to eat love-seeking males.
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ํ•˜์ง€๋งŒ ์•”์ปท๋“ค์€ ์‚ฌ๋ž‘์„ ์ฐพ๋Š” ์ˆ˜์ปท๋“ค์„ ๋จน๋Š” ๊ฒƒ์œผ๋กœ ์•Œ๋ ค์ ธ ์žˆ์Šต๋‹ˆ๋‹ค.
03:07
By playing dead while the female eagerly devours her snack,
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์•”์ปท์ด ์—ด์‹ฌํžˆ ๊ฐ„์‹์„ ๋จน๋Š” ๋™์•ˆ ์ฃฝ์€ ์ฒ™์„ ํ•˜๋‹ค๊ฐ€
03:11
these males can cautiously revive
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์กฐ์‹ฌ์Šค๋Ÿฝ๊ฒŒ ๋‹ค์‹œ ์‚ด์•„๋‚˜๋Š” ๋ฐฉ์‹์œผ๋กœ
03:13
and improve their chances of successfully mating.
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์ˆ˜์ปท๋“ค์€ ์„ฑ๊ณต์ ์œผ๋กœ ์ง์ง“๊ธฐ๋ฅผ ํ•  ๊ฐ€๋Šฅ์„ฑ์„ ๋†’์ž…๋‹ˆ๋‹ค.
03:17
So TI can work to an animalโ€™s advantage, unless someone else knows its secret.
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์ด๋Ÿฐ ์‹์œผ๋กœ TI๋Š” ๋™๋ฌผ๋“ค์˜ ์ด์ต์„ ์œ„ํ•ด ์ž‘๋™ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
๋‹ค๋ฅธ ๋ˆ„๊ตฐ๊ฐ€๊ฐ€ ๊ทธ๊ฒƒ์˜ ๋น„๋ฐ€์„ ์•Œ์•„๋‚ด์ง€๋งŒ ์•Š๋Š”๋‹ค๋ฉด์š”.
03:23
California orcas can flip over young great white sharks,
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์บ˜๋ฆฌํฌ๋‹ˆ์•„ ๋ฒ”๊ณ ๋ž˜๋“ค์€ ์–ด๋ฆฐ ๋ฐฑ์ƒ์•„๋ฆฌ๋“ค์„ ๋’ค์ง‘์–ด์„œ
03:26
inducing TI for so long the immobilized sharks,
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์˜ค๋žœ ์‹œ๊ฐ„ TI๋ฅผ ์œ ๋„ํ•ด ์ด๋“ค์„ ์›€์ง์ด์ง€ ๋ชปํ•˜๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค.
03:29
who must move to respire, essentially suffocate.
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์›€์ง์—ฌ์•ผ ํ˜ธํก์„ ํ•  ์ˆ˜ ์žˆ๋Š” ์ƒ์–ด๋“ค์€ ๊ฒฐ๊ตญ์€ ์งˆ์‹ํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.
03:33
Humans can also flip sharks into TI.
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์‚ฌ๋žŒ๋“ค๋„ ์ƒ์–ด๋“ค์„ ๋’ค์ง‘์–ด์„œ TI์— ๋น ์ง€๊ฒŒ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
03:35
By stroking a sharkโ€™s electrically-sensitive snout
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์ „๊ธฐ์— ๋ฏผ๊ฐํ•œ ์ƒ์–ด์˜ ์ฃผ๋‘ฅ์ด๋ฅผ ์“ฐ๋‹ค๋“ฌ๊ณ 
03:38
and gently turning it over,
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๋ถ€๋“œ๋Ÿฝ๊ฒŒ ๋’ค์ง‘์Œ์œผ๋กœ์จ
03:40
researchers can induce TI that lasts up to 15 minutes.
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์—ฐ๊ตฌ์ž๋“ค์€ 15๋ถ„๊นŒ์ง€ ์ง€์†ํ•ด์„œ TI๋ฅผ ์œ ๋„ํ•  ์ˆ˜ ์žˆ์—ˆ์Šต๋‹ˆ๋‹ค.
03:44
Thatโ€™s enough time to insert tags,
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์ด ์ •๋„ ์‹œ๊ฐ„์ด๋ฉด ์ธ์‹ํ‘œ๋ฅผ ์‚ฝ์ž…ํ•˜๊ฑฐ๋‚˜
03:46
remove hooks,
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๋‚š์‹ฏ๋ฐ”๋Š˜์„ ์ œ๊ฑฐํ•˜๊ณ 
03:47
and even perform surgeries.
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์‹ฌ์ง€์–ด ์ˆ˜์ˆ ์„ ํ•˜๊ธฐ์—๋„ ์ถฉ๋ถ„ํ•ฉ๋‹ˆ๋‹ค.
03:49
There are risks however:
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ํ•˜์ง€๋งŒ ์œ„ํ—˜์ด ๋”ฐ๋ฆ…๋‹ˆ๋‹ค.
03:51
TI can hamper respiration and induce hyperglycemia, a sign of stress.
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TI๋Š” ํ˜ธํก์„ ๋ฐฉํ•ดํ•˜๊ฑฐ๋‚˜ ์ŠคํŠธ๋ ˆ์Šค์˜ ์ฆ๊ฑฐ์ธ ๊ณ ํ˜ˆ๋‹น์ฆ์„ ์œ ๋„ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
03:56
So this technique should only be used when necessary.
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๊ทธ๋ž˜์„œ ์ด ๊ธฐ์ˆ ์€ ํ•„์š”ํ•  ๋•Œ๋งŒ ์‚ฌ์šฉ๋˜์–ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
04:00
Humans can also experience TI when they freeze with fear during violent assaults.
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์‚ฌ๋žŒ๋“ค๋„ ๋‚œํญํ•œ ๊ณต๊ฒฉ์„ ๋ฐ›๋Š” ๋™์•ˆ ๋‘๋ ค์›€์— ์–ผ์–ด๋ถ™์„ ๋•Œ TI๋ฅผ ๊ฒฝํ—˜ํ•ฉ๋‹ˆ๋‹ค.
04:06
Recognizing this ancient, involuntary form of self-defense
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์ด ์•„์ฃผ ์˜ค๋ž˜๋œ, ๋ฌด์˜์‹์ ์ธ ์ž๊ธฐ๋ฐฉ์–ด์˜ ํ˜•ํƒœ๋ฅผ ์•Œ๊ณ ๋‚˜๋ฉด
04:10
has significant implications when trying to understand
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์–ด๋–ค ํ”ผํ•ด์ž๋“ค์ด ์œ„ํ—˜์— ์ฒ˜ํ–ˆ์„ ๋•Œ
04:13
why some victims donโ€™t flee or fight in the face of danger.
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์™œ ๋„๋ง์น˜๊ฑฐ๋‚˜ ๋งž์„œ ์‹ธ์šฐ์ง€ ์•Š๋Š”์ง€๋ฅผ ์‰ฝ๊ฒŒ ์ดํ•ด ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:17
So, studying TI in non-human animals
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๊ฒฐ๊ตญ ์ธ๊ฐ„์ด ์•„๋‹Œ ๋™๋ฌผ๋“ค์˜ TI๋ฅผ ์—ฐ๊ตฌ๋ฅผ ํ†ตํ•ด์„œ
04:20
not only helps us better understand some odd behaviors,
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๋ช‡ ๋ช‡ ๋™๋ฌผ๋“ค์˜ ์ด์ƒํ•œ ํ–‰๋™๋“ค ๋ฟ๋งŒ ์•„๋‹ˆ๋ผ
04:24
it can also help us better understand our own,
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์šฐ๋ฆฌ ์ธ๊ฐ„๋“ค์ด ๋ณด์—ฌ์ฃผ๋Š” ํ–‰๋™๋“ค ์ค‘
04:26
sometimes counterintuitive,
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๋•Œ๋กœ๋Š” ์ง๊ด€์— ์–ด๊ธ‹๋‚˜๋Š” ํญ๋ ฅ์— ๋Œ€ํ•œ ๋ฐ˜์‘๋„
04:28
responses to violence.
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์ดํ•ดํ•  ์ˆ˜ ์žˆ๊ฒŒ๋˜์—ˆ์ง€์š”.
๋™๋ฌผ์„ ์ข‹์•„ํ•˜์„ธ์š”?
์ด ์žฌ์ƒ๋ชฉ๋ก์„ ํ™•์ธํ•˜์‹œ๊ณ  ํ„ธ์ด ์žˆ๊ฑฐ๋‚˜ ์—†๋Š” ๋™๋ฌผ๋“ค์„ ๋งŒ๋‚˜๋ณด์„ธ์š”.
์ด ์›น์‚ฌ์ดํŠธ ์ •๋ณด

์ด ์‚ฌ์ดํŠธ๋Š” ์˜์–ด ํ•™์Šต์— ์œ ์šฉํ•œ YouTube ๋™์˜์ƒ์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์ „ ์„ธ๊ณ„ ์ตœ๊ณ ์˜ ์„ ์ƒ๋‹˜๋“ค์ด ๊ฐ€๋ฅด์น˜๋Š” ์˜์–ด ์ˆ˜์—…์„ ๋ณด๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ ๋™์˜์ƒ ํŽ˜์ด์ง€์— ํ‘œ์‹œ๋˜๋Š” ์˜์–ด ์ž๋ง‰์„ ๋”๋ธ” ํด๋ฆญํ•˜๋ฉด ๊ทธ๊ณณ์—์„œ ๋™์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋น„๋””์˜ค ์žฌ์ƒ์— ๋งž์ถฐ ์ž๋ง‰์ด ์Šคํฌ๋กค๋ฉ๋‹ˆ๋‹ค. ์˜๊ฒฌ์ด๋‚˜ ์š”์ฒญ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ด ๋ฌธ์˜ ์–‘์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฌธ์˜ํ•˜์‹ญ์‹œ์˜ค.

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