The weirdest (and coolest) tongues in the animal kingdom - Cella Wright

233,394 views ใƒป 2024-07-16

TED-Ed


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

๋ฒˆ์—ญ: Minnie Min Hee Lee ๊ฒ€ํ† : Jeong-han Kim
00:07
Could it be a succulent, pink, wiggling worm?
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๋ฌผ๊ณ ๊ธฐ๋“ค์ด ์ข‹์•„ํ•˜๋Š” ๋ถ„ํ™์ƒ‰ ๊ฟˆํ‹€๊ฑฐ๋ฆฌ๋Š” ์ง€๋ ์ผ๊นŒ์š”?
00:10
No, it was actually this alligator snapping turtle's
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์•„๋‡จ, ์‚ฌ์‹ค์€ ์•…์–ด๊ฑฐ๋ถ์ด ํ˜€ ์ผ๋ถ€๋กœ ํ˜ˆ์•ก์„ ๋ณด๋‚ด
00:13
blood-engorged tongue appendage acting as a lure.
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๋ถ€ํ’€๋ ค์„œ ๋ฏธ๋ผ๋กœ ์“ฐ๋Š” ๊ฑฐ์˜ˆ์š”.
00:17
It's far from the only animal doing tongue trickery.
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ํ˜€๋กœ ์†์ž„์ˆ˜๋ฅผ ์“ฐ๋Š” ๋™๋ฌผ์€ ์•…์–ด๊ฑฐ๋ถ๋ฟ๋งŒ์ด ์•„๋‹™๋‹ˆ๋‹ค.
00:21
Fish attracted to prey-like ripples at the water's surface
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์ˆ˜๋ฉด์—์„œ ๋จน์ด๊ฐ€ ๋งŒ๋“œ๋Š” ๊ฒƒ ๊ฐ™์€ ์ž”๋ฌผ๊ฒฐ์— ๋‹ค๊ฐ€๊ฐ„ ๋ฌผ๊ณ ๊ธฐ๋Š”
00:24
might find themselves in the jaws of water snakes
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ํ˜€๋กœ ์ž”๋ฌผ๊ฒฐ์„ ๋งŒ๋“ค์–ด๋‚ด๋Š”
00:27
who used their tongues to put those ripples there.
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๋ฌผ๋ฑ€์—๊ฒŒ ๋จนํžˆ๊ธฐ๋„ ํ•ฉ๋‹ˆ๋‹ค.
00:30
Snowy egrets do the same thing.
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๋ˆˆ๋ฐฑ๋กœ๋„ ๊ฐ™์€ ์†์ž„์ˆ˜๋ฅผ ์จ์š”.
00:33
And puff adders lingually mimic insect movements to snag amphibians.
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๋ป๋”์‚ด๋ฌด์‚ฌ๋Š” ๊ณค์ถฉ์˜ ์›€์ง์ž„์„ ๋”ฐ๋ผํ•ด ์–‘์„œ๋ฅ˜๋ฅผ ์‚ฌ๋ƒฅํ•ฉ๋‹ˆ๋‹ค.
00:38
Tongues are getting all kinds of busy across the animal kingdomโ€”
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๋™๋ฌผ ์™•๊ตญ ๊ณณ๊ณณ์—์„œ๋Š” ํ˜€๊ฐ€ ๋ฐ”์˜๊ฒŒ ์›€์ง์ด๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
00:42
for many different reasons.
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๋‹ค์–‘ํ•œ ์ด์œ  ๋•Œ๋ฌธ์ด์ฃ .
00:44
Some are used as murderous missiles in ambush attacks.
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์–ด๋–ค ํ˜€๋Š” ๋งค๋ณต ๊ณต๊ฒฉ์—์„œ ์‚ด์ƒ์šฉ ๋ฏธ์‚ฌ์ผ์ฒ˜๋Ÿผ ์“ฐ์ด๊ธฐ๋„ ํ•ฉ๋‹ˆ๋‹ค.
00:48
Within the chameleon's mouth,
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์นด๋ฉœ๋ ˆ์˜จ์˜ ์ž… ์•ˆ์—์„œ
00:50
a tongue muscle squeezes a series of concentric sheaths
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ํ˜€ ๊ทผ์œก์ด ์—ฐ๊ณจ ๋ง‰๋Œ€ ์ฃผ์œ„ ๋™์‹ฌ์› ์ฃผ๋ฆ„ ๋ชจ์–‘ ํ”ผ๋ถ€๋ฅผ ์žก์•„๋‹น๊ฒจ
00:53
around a cartilaginous rod, storing elastic energy.
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ํƒ„์„ฑ ์—๋„ˆ์ง€๋ฅผ ์ €์žฅํ•ฉ๋‹ˆ๋‹ค.
00:57
As the muscle further contracts,
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๊ทผ์œก์ด ๋” ์ˆ˜์ถ•ํ•˜๋ฉด
00:59
the tongue tissues slip over the tip of the rod,
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ํ˜€ ์กฐ์ง์ด ๋ง‰๋Œ€ ๋์œผ๋กœ ๋ฏธ๋„๋Ÿฌ์ง€๋ฉฐ
01:02
releasing their stored energy and accelerating the tongue forward.
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์ €์žฅ๋œ ์—๋„ˆ์ง€๊ฐ€ ๋ถ„์ถœ๋˜๊ณ  ํ˜€๋Š” ์•ž์œผ๋กœ ํŠ€์–ด๋‚˜๊ฐ‘๋‹ˆ๋‹ค.
01:06
With a suction-cup-like-tip and saliva 400 times thickerโ€”
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๋์ด ๋นจํŒ ๋ชจ์–‘์ธ ๋ฐ๋‹ค๊ฐ€ ์ธ๊ฐ„์— ๋น„ํ•ด
01:10
and therefore much stickierโ€” than our own,
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์•ฝ 400๋ฐฐ ๋” ์ฐ๋“ํ•œ ํƒ€์•ก ๋•๋ถ„์—,
01:13
the chameleon's tongue shoots out at almost 5 meters per second
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์นด๋ฉœ๋ ˆ์˜จ ํ˜€๋Š” ์ดˆ์† 5๋ฏธํ„ฐ์— ๊ฐ€๊นŒ์šด ์†๋„๋กœ ํŠ€์–ด๋‚˜์™€
01:17
and ensnares its target.
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๋ชฉํ‘œ๋ฌผ์„ ์žก์Šต๋‹ˆ๋‹ค.
01:19
The rosette-nosed pygmy chameleon can shoot its tongue 2.5 times its body length
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๋กœ์ œํŠธ์ฝ”ํ”ผ๊ทธ๋ฏธ์นด๋ฉœ๋ ˆ์˜จ์€
์‹œ์† 0 ~ 96ํ‚ฌ๋กœ๋ฏธํ„ฐ๋กœ ๊ฐ€์†ํ•˜๋Š” ์ž๋™์ฐจ์™€
01:24
at speeds equivalent to a car going from 0 to 96 kilometers per hour
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๋งž๋จน๋Š” ์†๋„๋กœ, ๋ชธ๊ธธ์ด 2.5๋ฐฐ์— ๋‹ฌํ•˜๋Š” ํ˜€๋ฅผ
01:29
in a hundredth of a second.
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100๋ถ„์˜ 1์ดˆ ๋งŒ์— ๋ป—์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
01:31
It might take the cake when it comes to the animal kingdom's fastest tongueโ€”
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๋™๋ฌผ ์™•๊ตญ์—์„œ ๊ฐ€์žฅ ๋น ๋ฅธ ํ˜€์™€
๋ชธ์ง‘์— ๋น„ํ•ด ๊ฐ€์žฅ ๊ธธ๊ฒŒ ๋ป—๋Š” ํ˜€
01:36
and the one that stretches the longest relative to body size.
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๋Œ€ํšŒ๋ฅผ ์—ด๋ฉด, ์ด ์นด๋ฉœ๋ ˆ์˜จ์ด ์ด๊ธธ ๊ฑฐ์˜ˆ์š”.
01:39
Except the cake is obviously a bug.
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๋ฌผ๋ก  ์ƒ์œผ๋กœ๋Š” ๋ฒŒ๋ ˆ๋ฅผ ์ค˜์•ผ๊ฒ ์ฃ .
01:42
A giant palm salamander's spring-loaded tongue, meanwhile,
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์ž์ด์–ธํŠธํŒœ๋„๋กฑ๋‡ฝ์˜ ์Šคํ”„๋ง ๋‹ฌ๋ฆฐ ํ˜€๋Š”
01:46
packs its punch from two long muscles that stretch past its front legs.
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์•ž๋‹ค๋ฆฌ๋ฅผ ์ง€๋‚˜ ๋ป—์–ด ์žˆ๋Š” ๋‘ ๊ฐœ์˜ ๊ธด ๊ทผ์œก์œผ๋กœ ํŽ€์น˜๋ฅผ ๋‚ ๋ฆฝ๋‹ˆ๋‹ค.
01:51
Once contracted, they compress the arms of the cartilaginous skeleton
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๊ทผ์œก์ด ์ˆ˜์ถ•ํ•˜๋ฉด, ๋„๋กฑ๋‡ฝ์˜ ํ˜€ ๋ฐ‘ ๋ถ€๋ถ„์— ์žˆ๋Š”
01:55
at the base of the salamander's tongue,
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์—ฐ๊ณจ ๊ณจ๊ฒฉ ๊ฐˆ๋ž˜๋ฅผ ์••๋ฐ•ํ•˜๊ณ ,
01:57
which then launches out with the rest of its tongue tissues.
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๋‚˜๋จธ์ง€ ํ˜€ ์กฐ์ง์ด ํ•จ๊ป˜ ๋ฐ–์œผ๋กœ ํŠ€์–ด๋‚˜์˜ต๋‹ˆ๋‹ค.
02:01
From this elastic energy release,
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์ด๋ ‡๊ฒŒ ํƒ„์„ฑ ์—๋„ˆ์ง€๋ฅผ ๋ฐฉ์ถœํ•ด
02:03
the salamander achieves more instantaneous power per kilogram of muscle
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๋„๋กฑ๋‡ฝ์€ ๊ธฐ๋ก์ƒ ์–ด๋–ค ์ฒ™์ถ”๋™๋ฌผ๋ณด๋‹ค ๊ทผ์œก 1kg๋‹น ๋‚ด๋Š”
02:07
than any vertebrate on record, affording it whip-quick captures.
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์ˆœ๊ฐ„์ ์ธ ํž˜์ด ๋” ์ปค์„œ ๋จน์ด๋ฅผ ์ฑ„์ฐ์ฒ˜๋Ÿผ ๋น ๋ฅด๊ฒŒ ํฌํšํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:12
Certain amphibians have their tongues routed to the front of their mouths.
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์–ด๋–ค ์–‘์„œ๋ฅ˜๋Š” ํ˜€๊ฐ€ ์ž… ์•ž์ชฝ์— ๋‹ฌ๋ ค์žˆ์Šต๋‹ˆ๋‹ค.
02:16
With the drop of its lower jaw,
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๋ถ๋ถ€ํ‘œ๋ฒ”๊ฐœ๊ตฌ๋ฆฌ๊ฐ€ ์•„๋ž˜ํ„ฑ์„ ๋ฒŒ๋ฆฌ๋ฉด
02:18
the northern leopard frog's tongue flips out.
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ํ˜€๊ฐ€ ๋ฐ–์œผ๋กœ ํŠ€์–ด๋‚˜์˜ต๋‹ˆ๋‹ค.
02:21
And because frog tongues are super softโ€” up to 10 times softer than our ownโ€”
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๊ฐœ๊ตฌ๋ฆฌ ํ˜€๋Š” ์‚ฌ๋žŒ ํ˜€๋ณด๋‹ค ์ตœ๋Œ€ 10๋ฐฐ ๋” ๋ถ€๋“œ๋Ÿฝ๊ธฐ ๋•Œ๋ฌธ์—
02:26
they stretch to cover a wide surface area.
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๋„“์€ ํ‘œ๋ฉด์ ์„ ๋ฎ์„ ์ •๋„๋กœ ๋Š˜์–ด๋‚ฉ๋‹ˆ๋‹ค.
02:29
They're also covered in glands that secrete sticky saliva
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๋˜ ๋ˆ์ ๋ˆ์ ํ•œ ํƒ€์•ก์„ ๋ถ„๋น„ํ•˜๋Š” ๋•€์ƒ˜์œผ๋กœ ๋ฎ์—ฌ ์žˆ์–ด
02:33
to maximize those areas of contact.
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์ ‘์ด‰ ๋ฉด์ ์„ ์ตœ๋Œ€ํ™”ํ•ฉ๋‹ˆ๋‹ค.
02:35
Then, because the leopard frog's tongue is positioned so far forward,
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ํ‘œ๋ฒ” ๊ฐœ๊ตฌ๋ฆฌ์˜ ํ˜€๋Š” ์›Œ๋‚™ ์•ž์ชฝ์— ์œ„์น˜ํ•˜๊ธฐ ๋•Œ๋ฌธ์—
02:39
it can retract its eyes to help push the prey down its throat.
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๋ˆˆ์„ ๋’ค๋กœ ์ –ํžˆ๋ฉด ๋จน์ด๊ฐ€ ๋ชฉ ์•„๋ž˜๋กœ ๋ฐ€๋ ค๋“ค์–ด๊ฐ‘๋‹ˆ๋‹ค.
02:44
Blue-tongued skinks, meanwhile,
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ํ•œํŽธ, ํ‘ธ๋ฅธํ˜€๋„๋งˆ๋ฑ€์€
02:46
seem to display their extraordinary tongues defensively,
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๋…ํŠนํ•œ ํ˜€๋ฅผ ๋ฐฉ์–ด์ ์œผ๋กœ ๋“œ๋Ÿฌ๋‚ด๋ฉฐ
02:50
dazing predators and robbing their aerial attacks of momentum.
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๊ณต์ค‘์—์„œ ๋‚ ์•„๋‹ค๋‹ˆ๋Š” ์ฒœ์ ๋“ค์„ ํ˜ผ๋ž€์— ๋น ๋œจ๋ฆฌ๊ณ  ๊ธฐ์„ธ๋ฅผ ๊บพ์Šต๋‹ˆ๋‹ค.
02:54
For other animals, it's all about lingual length.
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๋‹ค๋ฅธ ๋™๋ฌผ๋“ค์˜ ๊ฒฝ์šฐ, ํ˜€์˜ ๊ธธ์ด๊ฐ€ ์ •๋ง ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค.
02:57
When red-bellied woodpeckers' extended, barbed tongues
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๋ถ‰์€๋ฐฐ๋”ฑ๋”ฐ๊ตฌ๋ฆฌ์˜ ๊ธธ์ญ‰ํ•œ ๊ฐ€์‹œ ํ˜€๋Š”
03:01
aren't probing for protein-rich comestibles,
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๋‹จ๋ฐฑ์งˆ์ด ํ’๋ถ€ํ•œ ๋จน์ž‡๊ฐ์„ ์ฐพ์•„๋‹ค๋‹ˆ์ง€ ์•Š์„ ๋•Œ์—๋Š”
03:04
they're wrapped around their skulls.
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๋‘๊ฐœ๊ณจ ์ฃผ์œ„๋ฅผ ๊ฐ์‹ธ๊ณ  ์žˆ์ฃ .
03:06
And giant anteaters evoke the question,
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ํฐ๊ฐœ๋ฏธํ•ฅ๊ธฐ๋Š” ์ด๋Ÿฐ ์งˆ๋ฌธ์„ ๋˜์ ธ์š”.
03:09
"why have teeth or a mouth you can open any considerable amount
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โ€œ์ด๋นจ์ด๋‚˜ ํฌ๊ฒŒ ๋ฒŒ์–ด์ง€๋Š” ์ž…์ด ๋ญฃํ•˜๋Ÿฌ ํ•„์š”ํ•œ๊ฐ€์š”?
03:12
when you could have a 60-centimeter-long tongue
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๊ธธ์ด๊ฐ€ 60cm์— ๋‹ฌํ•˜๊ณ 
03:15
clad in backward-facing spines and adhesive saliva
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์—ญ๋ฐฉํ–ฅ์œผ๋กœ ๊ฐ€์‹œ๊ฐ€ ๋‹๊ณ  ์ ‘์ฐฉ๋ ฅ์ด ๋›ฐ์–ด๋‚œ ์นจ์ด ๋ฌป์–ด์žˆ๊ณ 
03:18
that catches up to 30,000 termites and ants a day?"
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ํ•˜๋ฃจ์— ํฐ๊ฐœ๋ฏธ์™€ ๊ฐœ๋ฏธ๋ฅผ 3๋งŒ ๋งˆ๋ฆฌ ์žก๋Š” ํ˜€๊ฐ€ ์žˆ์œผ๋ฉด ๋˜๋Š”๋ฐ.โ€
03:22
To which evolution answered, "you actually have a really good point."
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์ง„ํ™”๋Š” ์ด๋ ‡๊ฒŒ ๋Œ€๋‹ตํ–ˆ์Šต๋‹ˆ๋‹ค, โ€œ์ •๋ง ์ข‹์€ ์ง€์ ์ด๋„ค.โ€
03:26
Tube-lipped nectar bats' food sources are less animated.
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๊ด€์ž…์ˆ ๊ฟ€๋ฐ•์ฅ์˜ ๋จน์ด๋Š” ๊ฐœ๋ฏธ์— ๋น„ํ•˜๋ฉด ์›€์ง์ž„์ด ์—†์ฃ .
03:29
But still, to reach bellflower nectar,
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๊ทธ๋Ÿผ์—๋„ ์ดˆ๋กฑ๊ฝƒ์†์˜ ๊ฟ€์„ ๋จน๊ธฐ ์œ„ํ•ด
03:32
their tongues are 50% longer than their bodiesโ€”
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ํ˜€ ๊ธธ์ด๊ฐ€ ๋ชธ์˜ 150%์— ๋‹ฌํ•ฉ๋‹ˆ๋‹ค.
03:35
the longest relative to body size among mammals.
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ํฌ์œ ๋ฅ˜ ์ค‘ ๋ชธ ํฌ๊ธฐ ๋Œ€๋น„ ํ˜€ ๊ธธ์ด๊ฐ€ ๊ฐ€์žฅ ๊น๋‹ˆ๋‹ค.
03:38
Tongue textures also vary widely.
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ํ˜€์˜ ์งˆ๊ฐ๋„ ๋งค์šฐ ๋‹ค์–‘ํ•ฉ๋‹ˆ๋‹ค.
03:41
Tiny structures called papillae cover tongues,
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ํ˜€๋Š” ์œ ๋‘๋ผ๊ณ  ํ•˜๋Š” ์ž‘์€ ์กฐ์ง์— ๋ฎ์—ฌ์žˆ๋Š”๋ฐ
03:44
facilitating touch and taste sensitivity and more.
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์œ ๋‘๋Š” ์ด‰๊ฐ, ๋ฏธ๊ฐ ๋“ฑ์˜ ๊ฐ๊ฐ์„ ๋‹ด๋‹นํ•ฉ๋‹ˆ๋‹ค.
03:49
Rainbow lorikeet papillae bloom into feathery projections that sop up nectar.
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์˜ค์ƒ‰์•ต๋ฌด์ƒˆ์˜ ์œ ๋‘๋Š” ๊นƒํ„ธ ๋ชจ์–‘ ๋Œ๊ธฐ๋กœ ํ”ผ์–ด๋‚˜ ๊ฟ€์„ ๋นจ์•„๋“ค์ž…๋‹ˆ๋‹ค.
03:54
And penguins press their backward-facing, centimeter-long, spiny tongue
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ํŽญ๊ท„์€ ์—ญ๋ฐฉํ–ฅ์œผ๋กœ ๋‹์€ 1cm ๊ธธ์ด ๊ฐ€์‹œ๊ฐ€ ๊ฐ€๋“ ๋‚œ ํ˜€์™€
03:59
and palate papillae together to secure their slippery catch
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์ž…์ฒœ์žฅ ๋Œ๊ธฐ๋ฅผ ํ•จ๊ป˜ ๋ˆŒ๋Ÿฌ ๋ฏธ๋„๋Ÿฌ์šด ๋จน์ž‡๊ฐ์„ ์•ˆ์ „ํ•˜๊ฒŒ ๊ณ ์ •ํ•˜๊ณ 
04:03
and direct it into their gullet.
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์‹๋„๋กœ ์‚ผํ‚ต๋‹ˆ๋‹ค.
04:04
Meanwhile, sandpapery feline papillae are thought to retain saliva
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ํ•œํŽธ ์‚ฌํฌ ๊ฐ™์€ ๊ณ ์–‘์ด ์œ ๋‘๋Š” ์นจ์„ ๋จธ๊ธˆ์–ด
04:09
during self-grooming,
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๊ณ ์–‘์ด๊ฐ€ ์Šค์Šค๋กœ์˜ ํ„ธ์„ ๊ณ ๋ฅผ ๋•Œ
04:11
helping cats cool, detangle, and distribute scents.
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์ฒด์˜จ์„ ๋‚ฎ์ถ”๊ณ , ์—‰ํ‚จ ํ„ธ์„ ํ‘ธ๋ฅด๊ณ  ์ฒด์ทจ๋ฅผ ๊ณ ๋ฃจ ํผํŠธ๋ฆฐ๋‹ค๊ณ  ์ถ”์ •๋ฉ๋‹ˆ๋‹ค.
04:14
And, of course, some reptilian tongues reach a fork in their roads.
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๊ทธ๋ฆฌ๊ณ , ๋ฌผ๋ก  ์ผ๋ถ€ ํŒŒ์ถฉ๋ฅ˜์˜ ํ˜€์—๋Š” ๊ฐˆ๋ฆผ๊ธธ์ด ๋‚˜ ์žˆ๊ธฐ๋„ ํ•ด์š”.
04:20
Snakes spread their tongue tips apart near the ground
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๋ฑ€์€ ๋•… ๊ทผ์ฒ˜์—์„œ ํ˜€ ๋์„ ๋ฒŒ๋ฆฌ๊ณ 
04:23
and whip them up and down in the air,
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๊ณต์ค‘์—์„œ ์œ„์•„๋ž˜๋กœ ์ฑ„์ฐ์งˆํ•ด
04:25
sending odor molecules back into their vomeronasal organs.
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๋ƒ„์ƒˆ ๋ถ„์ž๋ฅผ ๋น„๊ฐ• ๊ธฐ๊ด€์œผ๋กœ ๋‹ค์‹œ ๋ณด๋ƒ…๋‹ˆ๋‹ค.
04:29
Like having two ears, each tongue tip delivers a slightly different
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๋งˆ์น˜ ๊ท€๊ฐ€ ๋‘ ๊ฐœ ๋‹ฌ๋ฆฐ ๊ฒƒ์ฒ˜๋Ÿผ, ๊ฐ ํ˜€๋์€ ์ฃผ๋ณ€ ํ™˜๊ฒฝ์œผ๋กœ๋ถ€ํ„ฐ
04:33
odor sampling from the environment,
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์กฐ๊ธˆ์”ฉ ๋‹ค๋ฅธ ๋ƒ„์ƒˆ ํ‘œ๋ณธ์„ ์ „๋‹ฌํ•˜๋ฏ€๋กœ
04:35
helping establish a more comprehensive stereo scent map.
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๋ฑ€์€ ๋ณด๋‹ค ํฌ๊ด„์ ์ด๊ณ  ์ž…์ฒด์ ์œผ๋กœ ๋ƒ„์ƒˆ๋ฅผ ๊ฐ์ง€ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:39
This way, snakes can determine where an odor cue is strongest
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๊ทธ๋ ‡๊ฒŒ ๋ฑ€์€ ๋ƒ„์ƒˆ ์‹ ํ˜ธ๊ฐ€ ๊ฐ€์žฅ ๊ฐ•ํ•œ ๊ณณ์„
04:43
and stay on the trails of prey and mates.
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๋จน์ด๋‚˜ ์ง์„ ์ถ”์ ํ•  ์ˆ˜ ์žˆ์ฃ .
04:46
And that is just a taste of the fascinating things you'll find
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์—ฌ๊ธฐ๊นŒ์ง€ ์•Œ์•„๋ณธ ํ˜€๋“ค์€ ๋™๋ฌผ์˜ ์™•๊ตญ์˜ ์ž… ์†์„ ๋“ค์—ฌ๋‹ค๋ดค์„ ๋•Œ
04:50
when the animal kingdom opens wide and sticks its tongue out at you.
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์ฐพ์•„๋ณผ ์ˆ˜ ์žˆ๋Š” ๋งคํ˜น์ ์ธ ํ˜€๋“ค ์ค‘ ์ผ๋ถ€์— ๋ถˆ๊ณผํ•ฉ๋‹ˆ๋‹ค.
์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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