Yadda kwakwalwa, reshe da na'urorin baki na dakin tashi ke aiki: sirrin karamar halitta
A cikin bayyanar, yana da alama cewa kuda shine kwari mafi sauƙi tare da tsari mara kyau. To sai dai ko kadan ba haka lamarin yake ba, kuma batun kwayar cutar kwayar cutar kwayar cuta ce batun binciken masana kimiyya, yayin da yawancin sirrikan jikinsa ba a bayyana ba. Misali, ba kowa ba ne ya san yawan fuka-fuki na kuda a zahiri.
Abubuwa
Daban-daban fasali na kudaje gida
Ana ɗaukar wannan nau'ikan nau'ikan ƙwayoyin cuta a matsayin mafi na kowa kuma ana yin nazari. Siffofin waje da yawa sun bambanta kwaro daga dangi. Musamman fasali na tsokotuha na gida:
- Tsawon jiki ya bambanta daga 6 zuwa 8 mm.
- Babban launi na jiki shine launin toka, ban da kai: launin rawaya ne.
- Baƙaƙen ratsan suna gani a jikin na sama. A cikin ciki akwai tabo na inuwa mai duhu na daidaitaccen siffa huɗu.
- Kasan ɓangaren ciki yana ɗan rawaya.
Tsarin waje na tashi
Tsarin waje na parasite na tashi yana da kama da irin nau'in kwari. kwarangwal yana wakiltar kai, ciki da kirji. A kai akwai idanu, eriya da sassan baki. Yankin thoracic yana wakiltar sassan 3; akwai fuka-fuki masu haske da nau'i-nau'i na ƙafafu 3. Tsokoki masu ƙarfi suna cikin sararin yankin thoracic. Yawancin gabobin ciki suna cikin ciki.
tashi kai
Tsarin kai na farko ne. Ya ƙunshi na'urorin baka, sassan ji da gani.
Kirji
Kamar yadda aka ambata a sama, kirji ya ƙunshi sassa 3: gaba, tsakiya da metathorax. A kan mesothorax akwai tsokoki da kasusuwa da ke cikin jirgin, don haka wannan sashen ya fi girma.
Ciki
Ciki yana da cylindrical, dan kadan elongated. An rufe shi da bakin ciki na murfin chitinous tare da babban elasticity. Saboda wannan ingancin, yayin cin abinci ko haihuwa, yana iya shimfiɗawa sosai.
Ciki ya ƙunshi sassa 10, yana dauke da mafi yawan mahimman gabobin ciki.
Tashi kafafu da fuka-fuki
Abin sha'awa, a lokacin jirgin, ƙuda zai iya kashe ɗaya daga cikin fuka-fuki.
Gardama gama gari: tsarin gabobin ciki
Tsarin ciki na kwari yana wakilta ta hanyar narkewa, haifuwa, tsarin jini.
tsarin haihuwa
Gabobin tsarin haihuwa suna cikin ciki. Kudaje na jima'i dimorphic ne. Tsarin haihuwa na mace ya ƙunshi ƙwai, gland na kayan haɗi da ducts. Daban-daban iri-iri sun bambanta a cikin tsarin al'aurar waje. Maza suna da wani nau'i na musamman wanda zai ba su damar rike mace yayin saduwa.
Tsarin narkewa
Tsarin narkewar ƙwayoyin cuta masu tashi ya ƙunshi gabobin masu zuwa:
- goiter;
- malpighian tasoshin;
- hanji;
- excretory ducts.
Duk wadannan gabobin kuma suna cikin cikin kwarin. A lokaci guda, tsarin narkewar abinci za a iya kiran shi da yanayin kawai. Jikin kuda baya iya narkar da abinci, don haka ya zo can an riga an sarrafa shi. Kafin ya haɗiye abinci, kwarin yana sarrafa shi da wani sirri na musamman, bayan haka sai na ƙarshe ya kasance don haɗuwa kuma ya shiga cikin goiter.
Sauran gabobi da tsarin
Haka nan a cikin jikin zokotuha akwai tsarin da ke da dadadden jini, wanda ya kunshi gabobi kamar haka:
- zuciya;
- aorta;
- dorsal jirgin ruwa;
- tsokar pterygoid.
Nawa ne nauyin kuda
Kwari a zahiri ba su da nauyi, don haka galibi ba a jin su a jiki. Kudan gida na yau da kullun yana auna nauyin 0,10-0,18 kawai. Dabbobin Carrion (nama) sun fi nauyi - nauyinsu zai iya kai gram 2.
Yadda kuda ke buge-buge
Kamar yadda aka ambata a sama, a jikin kuda suna samuwa halteres - atrophied biyu na fuka-fuki. Godiya ce a gare su cewa kwarin yana yin sauti mara kyau, wanda aka fi sani da buzzing. A lokacin jirgin, halteres suna motsawa a mitar da fuka-fuki, amma a kishiyar hanya. Ana fitar da sauti ta hanyar iskar da ke tsakanin su da manyan fikafikan biyu.
Siffofin ci gaba da rayuwar tashi
A cikin rayuwarta, kwarin yana shiga cikin cikakken yanayin canji: kwai, tsutsa, pupa da babba. Duk da haka, akwai nau'o'in iri da yawa waɗanda ba sa ƙwai, amma suna haifar da tsutsa nan da nan.
Larvae masu tashi suna kama da ƙananan tsutsotsi farare. A wannan mataki na ci gaba, kwari har yanzu ba su da gabobin ciki - an kafa su ne lokacin da tsutsa ya fara tashi. Maggots ba su da ƙafafu, wasu kuma ba su da kai. Suna motsawa tare da taimakon matakai na musamman - pseudopods.
Tsawon rayuwar zokotuh gajere ne - ko da a ƙarƙashin kyakkyawan yanayi, matsakaicin tsawon rayuwarsu yana daga watanni 1,5 zuwa 2. Yanayin rayuwar kwari kai tsaye ya dogara ne akan lokacin haihuwa, da yanayin yanayi. Da farkon yanayin sanyi, ƙudaje suna ƙoƙarin nemo ma kansu wuri mai dumi don lokacin hunturu, amma yawancinsu har yanzu suna mutuwa, yayin da suke kamuwa da naman gwari. Pupae da tsutsa suna dakatar da ci gaban su a cikin hunturu kuma don haka tsira daga sanyi. A cikin bazara, matasa suna bayyana daga gare su.
Bugu da ƙari, mutum yana da tasiri mai mahimmanci akan tsawon rayuwar kwari, yayin da yake ƙoƙarin halaka su a duk matakan ci gaba. Har ila yau, an san cewa maza suna rayuwa da yawa fiye da mata: ba sa buƙatar haifuwa ga zuriya, ban da haka, ba su da hankali kuma suna zaɓar wuraren da ba a dogara ba.