Squid vs Octopus
Squid thiab octopus yog cov tsiaj hauv hiav txwv tseem ceeb, thiab lawv tau ua rau tsis meej pem, yeej, rau ib tus neeg nruab nrab. Yog li ntawd, kev xav tau kev nkag siab zoo txog lawv thiab kev sib piv zoo dua yuav yog qhov tseem ceeb heev. Lawv ob leeg nyob rau tib chav kawm taxonomic, tab sis lawv lub cev lub koom haum, ecological niches, thiab ntau lwm yam biological yam txawv rau ib leeg. Kab lus no yuav piav qhia luv luv txog cov kev sib txawv ua raws li lawv cov yam ntxwv.
Squid
Squids yog cephalopods belongs rau Order: Teuthida. Muaj ntau tshaj 300 hom ntawm lawv, thiab lawv tsuas yog cov tsiaj hauv hiav txwv nyob hauv hiav txwv qhib. Lawv lub peev xwm ua luam dej tshwj xeeb yog qhov pom tau, thiab nyob rau sab saum toj ntawm qhov ntawd, qee hom tuaj yeem ya tawm hauv dej rau qhov deb me me. Squids muaj lub taub hau txawv, ob tog sib luag lub cev, lub tsho loj, thiab caj npab sib txawv los ntawm ib qho chaw (lub taub hau). Lawv lub cev qauv zoo ib yam li cuttlefish, thiab nws muaj ob lub tentacles ntev nrog yim caj npab teem ua khub. Lub cev loj ntawm squids yog nyob rau hauv lawv lub mantle tsuas yog rau lub tentacles thiab caj npab. Lub hauv qab ntawm lawv lub cev yog sib dua li sab sauv. Feem ntau, squids tuaj yeem camouflage siv lawv cov chromatophores ntawm daim tawv nqaij; cov pab kom hloov cov xim ntawm daim tawv nqaij raws li ib puag ncig. Tsis tas li ntawd, lawv muaj cov cwj mem tshem tawm, uas pab kom nkaum lawv tus kheej ntawm cov tsiaj txhu. Squids muaj ntau qhov sib txawv, thiab feem ntau ntawm lawv tsis ntau tshaj 60 cm hauv lub cev ntev, tab sis cov squids loj tuaj yeem ntev dua 13 meters.
Octopus
Octopus kuj yog cephalopod, tab sis belongs rau Order: Octopoda. Muaj nyob ib ncig ntawm 300 hom octopus nyob rau hauv dej hiav txwv ntawm lub ntiaj teb no. Feem ntau, lawv yog cov tsiaj benthic nyob rau hauv seabeds. Octopuses muaj ob lub qhov muag thiab plaub khub ntawm caj npab. Lawv yog ob tog sib luag tsiaj, tab sis lawv qhia cov radial symmetry, thiab. Octopuses tsis muaj lub cev sab hauv lossis sab nraud txawm tias qee qhov ntawm lwm cov cephalopods ua; Hloov chaw, lawv lub cev tswj lub rigidity ntawm hydrostatic siab. Lawv muaj ib lub qhov ncauj nrog ib tug nyuaj beak, thiab nws yog nyob rau hauv lub center point ntawm caj npab. Octopuses muaj cov tswv yim sib txawv los tiv thaiv los ntawm cov tsiaj nyeg nrog rau kev tshem tawm ntawm tus number case, camouflaging, thiab deimatic displays. Lawv txhais caj npab tau nruab nrog lub khob nqus los yog nqus, kom tsis txhob muaj lawv cov khoom noj nrog lub zog tuav. Tawm ntawm tag nrho, lawv cov kev tsim kho tau zoo thiab lub paj hlwb nyuaj yog ib qho tseem ceeb ntawm kev ceeb toom.
Dab tsi yog qhov txawv ntawm Squid thiab Octopus?
• Squids belong to the Order: Teuthida, hos octopuses belong to the Order: Octopoda.
• Squid muaj cov qauv txhav sab hauv hu ua tus cwj mem uas ua raws li cov pob txha hloov tau yooj yim, tab sis tsis muaj ib qho ntawm cov pob txha tawv tawv hauv octopus.
• Octopus nyob hauv qhov tob ntawm hiav txwv, tab sis cov squids nyob hauv hiav txwv qhib.
• Feem ntau, octopus loj dua squids hauv lub cev loj.
• Octopuses nyiam nyob ib leeg, thaum squids nyob ib leeg lossis nyob hauv tsev kawm.
• Squids muaj ob fins, tab sis tsis tshua muaj ib tug octopus muaj fins.
