Kamar yadda tsuntsaye Dede? Features na haihuwa tsarin

Class Birds - wannan shi ne mai raba reshe na m dabba. Su faru daga dabbobi masu rarrafe. Animals na wannan kungiya, duk da haka, sun iya daidaita da jirgin.

Kafin juya zuwa ga tambaya na yadda ma'abota tsuntsãye, ka yi la'akari da ilmin halitta.

Janar halayyar da aji

Advanced fasali na kungiyar ne da wadannan siffofin.

1. High matakan juyayi tsarin raya kasa, da kuma saboda haka babban iri-iri na embodiments na Na'urar hali.
2. The m high yanayin jiki, wanda shi ne saboda m metabolism.
3. Idan aka kwatanta da zama ƙarƙashin azuzuwan da subtypes na dabbobi, da tsuntsaye da karin cikakken haifuwa inji, sakamakon ciyar da Hatching qwai, kuma zuriyarsa.
4. Availability na gabobin domin Na'urar jirgin da kuma a lokaci guda, da ikon matsawa a kan surface na cikin ƙasar, kuma a cikin wasu nau'in - ikon iyo da kuma motsawa ta cikin ruwa surface.

The sama aji siffofin damar waɗannan dabbobi yada a fadin duniya.

Namiji Gabar

Testes - wani biyu daga wake-dimbin yawa jikinsu, wanda aka zubar a kan saman kodan. Suna dakatar daga mesentery. Tamanin da testes dabam a ko'ina cikin shekara. A lokacin kiwo kakar, waɗannan jikuna an karu. Saboda haka, Finch, misali, sun iya kara sake a 1125, da kuma a Starling 1500 sau.

Domin da ciki na testes a haɗe kananan appendages. Ƙaurace musu vas efferens, mikawa layi daya da ureter Ya shimfiɗa a cikin cloaca. Akwai jinsunan tsuntsaye wanda vas efferens samar da kananan fadada - iri kumfa wanda bauta a matsayin irin tafki domin maniyyi.

Copulatory sashin jiki yana ba duk nau'in. Aiki azzakari a cikin tsuntsaye ne a diverticulum na cloaca. Shi ne yanzu a Jiminai, tinamou, Goose. A bustards, storks da herons copulatory sashin jiki ne rudimentary.

Amsa wannan tambaya na yadda za a Dede tsuntsu, shi ne ya kamata a lura da cewa, a mafi yawan jinsunan hadi auku a kudi na kusa m da nuna na mace da namiji, a lokacin da namiji ejaculates maniyyi.

al'aurar mata

Musamman da ci gaban da haihuwa tsarin mace a cikin tsuntsaye ne cewa shi da cika fuska asymmetric a mafi jinsin, watau Ya kunshi hagu kwai da kuma oviduct bar. Dama kwai tasowa a kawai 'yan tsuntsaye: loons, owls, kaza, makiyaya, aku, wasu daga ganima. Amma ko da shi ke nan-ɓullo da baƙin ƙarfe, a wannan yanayin da wuya aiki. Yana haka ya faru da cewa kwai balaga da a dama kwai ne fitarwa daga hagu oviduct.

Dalilin wannan jeri na bangaren ne cewa mace tsuntsaye sa ya fi girma qwai da wuya harsashi, wadda ta motsa a cikin oviduct na dogon lokaci - game da 2 hours.

Kwai wakiltar granular irregularly dimbin yawa jiki. An located a gaban koda. The girma na kwai dogara da balaga da qwai kasancewa a cikin shi.

Oviduct - shi ne mai dogon tube cewa balaga da kwai motsa. Yana an haɗa a daya karshen cloaca da sauran - tare da jiki kogo.

Oviduct kunshi dama sassan. Origin arziki musamman gland cewa asirce da gina jiki. A wannan sashe da kwai ne game da 6 hours da kuma rufe da shi na farko m Layer. Na biyu sashe ne mafi dabara, an rufe tare da kwai bawo podskorlupovymi. Next Front na oviduct - cikin mahaifa. Yana kwai ne game da 20 hours. Akwai suna kafa calcareous harsashi da daban-daban pigments wanda sun stained. Last division - farji daga cikin kwai samun shiga cikin cloaca, sa'an nan - da waje.

Duk da nassi na qwai daga oviduct na kaza ne game da 24 hours, da tattabara - 41 hours.

musamman waddan

Duk da sauran kiwo makirci, kowane irin mutum tsuntsaye.

Nazarin tambaya na yadda za a Dede tsuntsu gida, kamar wani kaza misali, yana da daraja tuna cewa za su iya sa qwai ba tare da wani namiji. Wannan yana nufin cewa fita kwai ne unfertilized.

namiji testes fara aiki, girma a cikin size - maza suna shirye don hadi. Akwai canja wurin kayyade kayan mace, wadda bayan wani lokaci za a fara sa qwai. Adadin su ba daya a daban-daban jinsunan tsuntsaye.

A haifuwa daga tsuntsãye faruwa daban-daban yanayi. Biology of jinsunan ne sosai bambancin. Idan daya jinsin shirye asali a cikin farkon spring, da sauran - kawai a tsakiyar lokacin rani. Wasu tsuntsaye ne masu zama a gida da kuma gida a cikin wannan wuri, amma wasu zo daga ƙasashe masu nisa kawai ga tsawon nesting da kuma kiwo.

Don fahimci yadda tsuntsaye Dede wani irin, shi wajibi ne, don su bincika mutum halaye na jima'i tsarin daga cikin wakilan.