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134 ํฌ์ธํŠธ๋“ค 10 w

๐ŸŒบแปšT CAY VแปšI NGฦฏแปœI, NHฦฏNG CHIM THรŒ KHร”NG -
Bแบ N Cร“ TIN แปž THIแบพT Kแบพ HOร€N HแบขO?

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๐ŸŒบMแป™t quแบฃ แป›t - tฦฐแปŸng chแป‰ lร  vแป‹ cay.
Nhฦฐng lแบกi lร  mแป™t minh chแปฉng sแป‘ng ฤ‘แป™ng cho sแปฑ phรขn ฤ‘แป‹nh kแปณ diแป‡u cแปงa Tแบกo Hรณa:

Ngฦฐแปi thรฌ thแบฅy vแป‹ cay nhฦฐ mแป™t giแป›i hแบกn.
Chim thรฌ trแปŸ thร nh sแปฉ giแบฃ mang hแบกt giแป‘ng ฤ‘i xa.

Trong quแบฃ แป›t cรณ mแป™t hแปฃp chแบฅt tรชn lร  capsaicin โ€“ chแบฅt lร m miแป‡ng chรบng ta bแปng rรกt khi ฤƒn.

Capsaicin khรดng phแบฃi ngแบซu nhiรชn mร  cรณ.
ฤรขy lร  mแป™t cฦก chแบฟ phรฒng vแป‡ tinh tแบฟ trong tแปฑ nhiรชn, giรบp xua ฤ‘uแป•i cรกc loร i ฤ‘แป™ng vแบญt cรณ vรบ (vแป‘n cรณ rฤƒng nhai vร  hแป‡ tiรชu hรณa phรก hแปงy hแบกt giแป‘ng), ฤ‘แป“ng thแปi chแป‘ng lแบกi nแบฅm vร  vi khuแบฉn, bแบฃo vแป‡ quแบฃ khแปi thแป‘i rแปฏa trฦฐแป›c khi kแป‹p lan truyแปn hแบกt.

Nhฦฐng ฤ‘iแปu kแปณ diแป‡u lร :
Chim hoร n toร n khรดng bแป‹ แบฃnh hฦฐแปŸng bแปŸi capsaicin.

Hแป‡ thแบงn kinh cแปงa chim khรดng cรณ thแปฅ thแปƒ TRPV1 nhแบกy cแบฃm vแป›i cay nรณng, nรชn dรน ฤƒn nguyรชn quแบฃ แป›t, chรบng vแบซn โ€œchillโ€ nhฦฐ thฦฐแปng.

Khรดng chแป‰ vแบญy, chim nuแป‘t trแปn quแบฃ แป›t mร  khรดng nhai,
vร  thแบฃi ra hแบกt cรฒn nguyรชn vแบนn แปŸ nhแปฏng vรนng ฤ‘แบฅt xa ,
nฦกi sแปฑ sแป‘ng mแป›i ฤ‘ฦฐแปฃc gieo mแบงm , giรบp cรขy แป›t tiแบฟp tแปฅc lan rแป™ng vร  nแป‘i dร i vรฒng ฤ‘แปi cแปงa mรฌnh.

๐ŸŒบฤรขy khรดng chแป‰ lร  mแป™t hiแป‡n tฦฐแปฃng ngแบซu nhiรชn trong tแปฑ nhiรชn. Mร  lร  mแป™t hแป‡ thแป‘ng cรขn bแบฑng tuyแป‡t diแป‡u, nฦกi tแปซng chi tiแบฟt , dรน nhแป nhฦฐ mแป™t chแบฅt cay - cลฉng mang theo mแป™t mแปฅc ฤ‘รญch riรชng.

๐ŸŒบMแป™t bแบฃn thiแบฟt kแบฟ ฤ‘แบงy khรดn ngoan, trong ฤ‘รณ cรณ loร i ฤ‘ฦฐแปฃc giแปฏ khoแบฃng cรกch, cรณ loร i ฤ‘ฦฐแปฃc lแปฑa chแปn vร  sแปฑ sแป‘ng ฤ‘ฦฐแปฃc bแบฃo vแป‡ theo cรกch mร  con ngฦฐแปi khรณ thแปƒ hiแปƒu trแปn.

๐ŸŒบVร  nแบฟu Tแบกo Hรณa cรณ thแปƒ tแป‰ mแป‰ ฤ‘แบฟn thแบฟ chแป‰ vแป›i mแป™t quแบฃ แป›t, thรฌ bแบกn nghฤฉ Ngร i sแบฝ bแป quรชn mแป™t sinh mแป‡nh nhฦฐ bแบกn sao ???

Cรณ thแปƒ bแบกn ฤ‘ang แปŸ trong mแป™t giai ฤ‘oแบกn โ€œcay xรฉ lรฒngโ€ cแปงa cuแป™c sแป‘ng.

Mแป™t nฦกi mร  bแบกn chแป‰ muแป‘n nรฉ trรกnh, buรดng xuรดi hay nghi ngแป chรญnh mรฌnh.

Nhฦฐng cรณ thแปƒ , nhฦฐ cรขy แป›t kia - chรญnh nhแปฏng ฤ‘iแปu khiแบฟn bแบกn ฤ‘au, lแบกi lร  lแป›p รกo giรกp ฤ‘ang bแบฃo vแป‡ hแบกt giแป‘ng quรฝ giรก trong bแบกn.

๐ŸŒบThฦฐแปฃng ฤแบฟ khรดng xรณa bแป mแปi gai gรณc trรชn lแป‘i bแบกn ฤ‘i,
vรฌ nhแปฏng thแปญ thรกch แบฅy lร  ngแปn lแปญa tรดi luyแป‡n hแบกt giแป‘ng trong tรขm hแป“n bแบกn.

๐ŸŒบNgร i luรดn gแปญi mแป™t โ€œcรกnh chimโ€ kแป‹p thแปi , ฤ‘แปƒ chแปŸ che vร  dแบซn bแบกn ฤ‘แบฟn nฦกi cแบงn ฤ‘แบฟn , miแป…n lร  bแบกn giแปฏ vแปฏng niแปm tin , trรขn quรฝ vร  khรดng ฤ‘รกnh rฦกi ฤ‘iแปu quรฝ giรก bรชn trong mรฌnh.

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โœ๏ธ Bร€I VIแบพT BแปžI UYรŠN Hแป’
Ngฦฐแปi kแปƒ chuyแป‡n bแบฑng thiรชn nhiรชn vร  khoa hแปc,
qua lฤƒng kรญnh ฤ‘แปi thฦฐแปng vร  cแบฃm xรบc thแบญt.
Chแบกm vร o tri thแปฉc bแบฑng cแบฃm xรบc.
Gieo vร o cแบฃm xรบc bแบฑng chiแปu sรขu.

๐Ÿ“ธ Nguแป“n แบฃnh: ST

๐Ÿ“š Nguแป“n tham khแบฃo khoa hแปc:
โ€“ National Geographic (Chili Peppers and Birds)
โ€“ Science. org (Capsaicin and TRPV1 Receptors)
โ€“ Britannica. com (Plant defense mechanisms and seed dispersal)