Rana - wata dabba ko wani kwari? Detachment na tailless halittar dabba mai kafafuwa

Abin da mutum ya sani game da kwãɗi, ta hanyar rai? Monotonous croaking bazara marece, wanda ake iya nuna bayyanar (m dauki kan), protruding idanu da kuma sauro kamar yadda suka fi so abinci (a kalla, kamar yadda aka nuna a cikin majigin) - Waɗannan su ne babban ƙungiya daga kalmar "rana". Amma ina mamaki: Rana - wata dabba ko wani kwari?

Rana: da na waje halaye

Wadannan frogs ne mafi yawa wakilan amphibian aji. Daban-daban a cikin size (jiki tsawon 30 zuwa 250 mm), suna yada a duk faɗin duniya, tare da yiwu togiya na Antarctica da kuma Australia. Na ga iyali na tailless halittar dabba mai kafafuwa, frogs, akwai fiye da 3,500 jinsunan da cewa suna da na kowa waje halaye. Wannan hakora a kan babba muƙamuƙi, weakly bayyana lumpy fata, yin iyo webbed Hind kafafu. rana ta kai - tare da biyu babbar bulging idanu, wanda aka kiyaye shi ta uku ƙarni (ƙananan, babba da kuma m nictitating membrane) da kuma wani tsari na girma fiye da hannu fiye da a kifi. Kafin idanu armashi, ta hanyar da kafafen hancinsa, da kuma dakunan da bawuloli cewa bude a cikin baka rami.

Rana - wata dabba ko wani kwari?

Wannan peculiar tsarin da shugaban taimaka rana zare jiki stalk ganima: jefa cikin ruwa, da dabba yana sanya daga idanunsa, kuma kafafen hancinsa, Harshen numfashi a cikin wannan hanya da kuma, idan aka duba duk abin da, da haquri jiran your m abincin dare. Ji wah aka located bayan da idanu eardrum. Glass rana tare da gaba daya m fata ne mafi shahararren misali na wanda yake zai yiwu a yi nazarin ciki tsarin jiki gabobin halittar dabba mai kafafuwa. Ta gaba daya m fata iya fili kiyaye cikunna. Kuna hukunta daga sama bayanin, da tambaya "rana - wata dabba ko wani kwari," ba za ka iya ba da wani fili da kuma m amsar: ba shakka, da dabba! Girma halittar dabba mai kafafuwa suna da fadi da kewayon. The karami ne wakilin Cuba: ta tsawon shi ne 8,5-12 mm. The most daga cikin mutum sallama halittar dabba mai kafafuwa - kwado Jãlũta, mazaunin Kamaru. Weight ababuwa kama wakilin jinsunan da aka 3 kg 660 grams da a total tsawon (da kafafunsa mara tausayi yakan kishi) 87 cm. Irin wannan babban misali da live kwatankwacinsu "a manyan", fifita crystal bayyana ruwa da kuma wani sarki kamarsa a kan wani pedestal zaune a kan zana hotunan kankara.

Abin da ya ci rana

Tucked rana - wani wayo mafarauci, sai wanda ya ke tuki mutane: gizo-gizo, kwari, tsutsotsi, slugs da kifi soya. Bayan da aka ayyana a nan gaba na abinci, don motsawa cikin view, da rana a cikin ruwa ya yale shi ya zo kusa da na karshe da kuma jefa fitar da wani m harshe to wanda wani kwari da sanda. Kwado iya hadiye manyan ganima, tunzura shi cikin bakinsa da taimakon da forelimbs. Akwai lokuta idan su wadanda aka hadiye sha ruwa a kan gardama. Abin da ya ci a rana? Gaskiyar cewa a guje, yawo, rarrafe da ita, da cewa an koma. tsit abu a anurans kawai ba zai haifar da riba.

The iyali na tailless halittar dabba mai kafafuwa ne ya fi kowa a bangare kuma a cikin warmer watanni. Animal motsi haka ma'ana da kuma sabon, cewa nan da nan ya bayyana, inda a can sun kasance maganganu na "floats a kan wani rana" ko "tsalle kamar rana." Yin da tsalle rana sharply straightens kafafu. Wannan na faruwa a lokacin da wani tura karfi jefa amphibian gaba zuwa gaba. Saukowa faruwa a takaice gaban kafafu. Kwado gudãna, a matsayin sharply, fara daga ruwa Hind kafafu, wanda ake dake tsakanin yatsunsu membrane. Idan ka koma sake fayyace wannan tambaya "? Kwado - wata dabba ko wani kwari," amsar sarari: dabba!

Frogs: Yadda za a haifa

Sake bugun daga frogs auku a cikin spring, bayan falke daga rashin himma. A total adadin qwai-jinkirta daban a jinsuna daban, kama daga 600 zuwa dubu 20 qwai. Abinci for tadpoles ne unicellular algae da protozoa rubabben dabba da kayan lambu sharan. Balagarsa frogs isa 2-4 shekara tare da wani overall rayuwar jama'a na 5-6 shekaru. Akwai sun kasance lokuta idan a bauta tailless halittar dabba mai kafafuwa sun wanzu for a kan shekaru 10.

Frogs rayuwa a cikin yanayi ne na gaske sha'awa a kan asusun na singularity. Saboda haka, mafi yawansu ba su bar unattended ajali a cikin ruwa, ko kuma kusa da tafki qwai. parental kula da ruxani karami bangare na halittar dabba mai kafafuwa. Alal misali, namiji Surinamese pipa kayansa mãsu qwai a kan mayar da mace da namiji rhinodermatidae Darwin kubutar da su a cikin wani na musamman jakar makogwaro daga wanda hatched da kuma girma frogs baya da kansa zaba zahiri.

Musamman fata na frogs

All frogs bakin ciki danda fata da aka rufe da gamsai, gudanarwa da numfashi tsari da kuma hana bushewa fita daga cikin fata. Slime frogs fata ƙunshi abubuwa da kare su daga cutarwa microorganisms. A wasu jinsunan, wannan abu ne m, kuma ko da wani irin na tsatsuba frogs daga ana ci abinci da sauran dabbobi. Saboda haka, Dart kwãɗi, da phyllobates cewa rayuwa a Tsakiya da kuma Kudancin Amirka, ware mafi m gubobi a duniya. Duk da yake a cikin ƙasa danshi dauke a cikin gamsai evaporates, inda amphibian rasa da manyan adadin. Yana da wannan dalilin cewa mazauninsu na frogs ne dadi kamar yadda zai yiwu a gare su m yankin. A rayuwa na a rana a cikin yanayi nishadi. An ban sha'awa Gaskiyar ita ce, da abubuwa masu rarrafe ba sha ruwa, ciko da rashin ta yawa ta hanyar fata. Daga cikin dukan wannan m-skinned 'yan'uwa tsaye daga m rana. Maza daga wannan nau'in a lokacin kiwo lokacin rufe fata tãtsuniyõyi kama gashi. A halayyar alama na m rana ne kuma da ikon samar a sau hadari fika, wanda, sokin da fata, forming rami a cikin yatsunsu.

A fata ne m frogs?

Af, fata na guba frogs a zamanin da aiki a matsayin babban bangaren a yi da guba domin kibau. mutum daya ya isa ya sa mai da 500 raka'a. Game da guba frogs za a iya gani a cikin haske, downright garish launi. Saboda haka, da guba-Dart frogs rana - mazauni ta Kudu Amurka - ko da a cikin wani adadin 2 milligrams iya kashe wani mutum.

Shafi kuma hidima ga sake kama da dabba. wani shugaba a cikin wannan yanki yana dauke mossy rana, wanda kusan gaba daya garwaya da yanayi, ko da ta idanu kan bango na gansakuka kawai rarrabe. Yana da wannan irin rana ne Popular tsakanin magoya na m fata kiyaye shi a matsayin Pet. Beautiful zanen wakilan da yammacin sahara kuma mai daraja daidai da: kudin da mutum guda, wanda ya san yadda mai girma hau kan kankara da kuma tsayi itatuwa, har zuwa 75 daloli.

Amazing facts game frogs rai

Jiki zafin jiki halittar dabba mai kafafuwa irin wannan yanayi zazzabi. Ruwaito wadannan al'amari: inhabiting Alaska itace rana a cikin hunturu daskare ga irin wannan har da cewa ya zama wani yanki na kankara. A wannan daskararre jihar amphibian ba numfashi, jini wurare dabam dabam da kuma zuciya aiki tsayawa. Tare da farko na spring thaws dabba a cikin wata halitta hanya, a hankali dawo al'ada rayuwa. Wadannan musamman amphibious, iya ɗauke da low zafin jiki a duniya, akwai kawai 'yan jinsin, mafi membobin wannan aji ba su iya tsira a irin wannan yanayi.

Frogs da wani ƙara ikon tsira. Misalin wannan da aka rubuta fiye da sau daya. A 1835, wani Banasare da ya gani yadda a kasa tare da dandali rushe kuma karya up a tsakiyar wani gungu na sandstone, kuma daga rami rana tsalle fitar. Kuma akwai quite samu rahotanni immured ciki da m tubalan frogs akwai da yawa; Wannan kawai ya tabbatar da musamman ikon da kwaɗi su tsira a cikin matsananci yanayi.

Ko ya iya tashi rana?

Wannan amphibian a cikin tsarin juyin halitta ya koya tashi zuwa buwãya a wannan hanya daga makiya. Halin Flying lokutta, iya ko canza yanayin (wani lokacin kai 12 mita) dogon yatsunsu splayed webbed. Frogs ba ba tare da mutum taimako, suna iya saita duniya records. Saboda haka, a cikin shirya musamman domin su gasa a cikin dogon tsalle, da aka gudanar a shekarar 1977 a Afirka ta Kudu, rana lakabi Sandtzhi tsalle a kan 10.3 mita!

Kamar frogs sadarwa tare da juna?

Sadarwa a tsakanin wani frogs faruwa da isar kewayon da mutum kunne ta hanyar amfani da ultrasounds waje da mutum ji. Wannan za a iya bayyana m mazauninsu ga halittar dabba mai kafafuwa, a cikin abin da ya saba wa wani mutum low mitoci bambanta a wahala. Irin wannan fasali kuma inganta frogs sabon abu wuri na auditory sashin jiki. eardrums suna located bayan da idanu, a ciki musamman kogo. By zato, malamai, irin wannan tsari damar da kunne don shawo kan ruwa frogs amo muhimmi a cikin mazauninsu. A mafi wadanda suka frogs karkashin karfi don rufe wani radius da dama kilomita. Daga sauti da bullfrog, ji karo na farko da ake dangantawa da hayaniyar da wata babbar m dabba, za ka iya dulmuya ga dugadugansa ba tare da neman mayar da.