Shrimp - ke decapods

Lokhu kudalwa imvelo has a ukubukeka engavamile. Shrimp - a denizen zomhlaba yamanzi futhi kumnandi ukubuka ukuziphatha kwabo imaski diving, isibonelo, amanzi emvula. Uma Govuza ulwelwe aluhlaza, lezi ezinamagobolondo ayaqala ukuba siphume abanjengezintethe utshani.

Shrimp. definition

Lesi silwane is ngokufanele bazivumelanisa nezimo zokuphila e olwandle olujulile, okuyinto ngokungangabazeki abathintekayo oyiyo. Shrimp - ubani lo? Crustacean ye-oda Decapoda (kukhona ingqikithi 250 izizukulwane futhi mayelana 2000 zinhlobo). Caridea (kangaka okuthiwa abakhileyo ezilwandle nakuzo izilwandle ngendlela yesayensi) kukhona ikuyo yonke indawo olwandle nezilwandle kungatholakala ngisho kwamanye amachibi ngamanzi ahlanzekile, izinhlobo ezihlukahlukene kakhulu ethulwa emanzini ashisayo. Uchichima woLwandle Olumnyama, uLwandle Azov. Ephendula umbuzo othi "Shrimp - kungcono isilwane noma cha?" - impendulo nangokunembile omuhle, njengoba bonke eyisinambuzane bangamalungu kwezilwane.

isakhiwo

Side kanye ubude umzimba kancane isicaba ezinhlangothini. It ihlukaniswe yaba izingxenye ezimbili eziyinhloko: esiswini, cephalothorax. Ingxenye yesibili uhhafu yokukhula komzimba wonke. Ekuqaleni le cephalothorax igobolondo has a pair of amehlo emigodini ekhethekile. Cephalothorax ivikela igobolondo chitinous, kanzima futhi iqine, kwakheka izingqimba ezimbili futhi unamathele zokuphefumula. Kodwa ingxenye engezansi igobolondo uthambile. Ubukhulu ezihlukahlukene ezisukela 2 kuya ku-30 amasentimitha.

uhlaka umbono

Shrimp - ngalesi silwane esingajwayelekile ukuthi ubona umbono ezahlukene: imini nobusuku. Ngamunye amehlo akhe yakhiwa inqwaba-facets, kodwa ngeminyaka, inombolo yabo ikhula. izingxenye faceted ahlukaniswe sombala amabala. Futhi into ngayinye ithatha misebe iwe ukuthi perpendicularly ukuba cornea. umbono nesimo esinje kungabaduduza ngokuthi wamatshana. Akumangalisi ebusuku-time usuku zombala ukuhlakaza ku kumila iso, nemisebe lefanele, ungalibalekeli ongafinyelela retina: izimfanzi ubona izinto kakade egcwele, kodwa zezinkulumo yabo ifiphele.

Shrimp - ke decapods

Naphezu kweqiniso lokuthi lezi zilwanyana zasolwandle zibekwa ngokuthi oda decapod, eqinisweni, banayo amaningi njengoba nesishiyagalolunye ngazimbili nemilenze. Futhi ngamunye onesibopho isenzo esithile. Izimpondo, isibonelo, wasebenzisa uthinte, kanye mncane futhi imilenze emide, ekupheleni okuyizinto pincers encane, ukwenza imisebenzi ethize - ngosizo lwabo isilwane ahlanze umzimba wakho futhi gills, uma ivimbekile. Okunye imilenze esetshenziselwa ukunyakaza kanye phansi, bona makhulu futhi isikhathi eside kunabanye. A nemilenze esiswini zisetshenziswa uma crustacean ukuba ebhukuda. Ekupheleni umzimba sibanzi, fin eqinile. Waphenduka zithé, okwenza kube lula ukuhambisa e spurts. Lapho nezimfanzi uyama futhi ihlala, isibonelo, ulwelwe, kuholela kuzo zonke izinhlangothi ukuze izimpondo zalo eside.

Ukuphakelwa

Shrimp - kuyinto Omnivore. Imenyu, lezi zakhamuzi zasemanzini siqukethe plankton futhi ulwelwe kuze phansi. Ngokuvamile lenqwaba nezimfanzi zilwane eduze ezinye amanetha okudoba basheshe ngakho ukushwabadela izinhlanzi ubanjwe ukuthi, uma isikhathi angawutholi ngenela, abadobi ungathola amathambo ehlezi oba- la.

Yabo nezimfanzi ukudla usebenzisa izitho yokuhogela nokuthinta ephezulu. Lapho ukulahlekelwa antenna noma iso kulokhu kungase kwandise kakhulu. Kulesi isilwane isebenzisa iminwe uhamba imilenze kanye bristles we ezihlobene umlomo - bona ezizwelayo kakhulu kukhona.

ukukhiqizwa kabusha

Shrimp kukhona ngithanda abesilisa nabesifazane, kodwa akhiwa madoda kanye nezindlala zabesifazane abafanele ngezikhathi ezehlukene. Lapho ukuthomba ngabanye wokuqala kuba besilisa, kanye ngomnyaka wesithathu zokuphila kwakhe uguqulwe okuphambene, besifazane. Izinsikazi ukunamathisela amaqanda abo ku nezinwele zamakhanda imilenze besisu, bese bakha inzalo (ngomqondo ongokoqobo - uzigqoka nawe), kuze kuvele amaqanda achanyuselwa izibungu.

sezibiliboco

Futhi lezi zilwane ngokwesiko kudliwa. Ungadliwa ukupheka ukudla, ukudla kwasolwandle okufaka idatha njengoba izithako, ezidumile abantu ezahlukene, ikakhulukazi ayehlala emikhawulweni. Njengezinye kwasolwandle eziningi, lezi ezinamagobolondo abacebile protein ne-calcium, kuhlanganise ngokwami kule esincane kilojoule. Izitsha nge nezimfanzi - umthombo ezinhle "efanele" cholesterol nokuthi ukudla, yebo, kukhona uju esihlwabusayo futhi unempilo.