Gudun motsin kunkuru akan ƙasa da cikin ruwa: yadda teku, ƙasa da kunkuru masu jajayen kunne ke gudu da yin iyo (matsakaicin matsakaicin saurin motsi)

A cikin tatsuniyar ƙasashen tsohuwar Tarayyar Sobiyet, hoton kunkuru yana da alaƙa da jinkiri. A tsibirin Fiji, dabbobi masu rarrafe, akasin haka, alama ce ta sauri. Mazaunan suna mutunta waɗannan dabbobin saboda ƙayyadaddun ƙayyadaddun dabarun su da kuma saurin da dabbobi masu rarrafe ke nunawa a cikin ruwa.

Abubuwan da ke shafar saurin motsi na kunkuru:

• nauyi da tsarin harsashi;
• paw anatomy;
• Yanayin jiki;
• yanayin motsin rai;
• halayen saman;
• shekaru da siffar jiki.

Tsawon wata gabar jiki a cikin wakilan jinsin da ke da ƙarfi na ƙananan ƙafafunsu, saboda haka kunkuru, kunkuru, kunkuru mai kunkuru).

Gudun kunkuru a ƙasa ya fi na ruwa.

Gudun ƙasa

Dabbobi masu rarrafe, waɗanda tafin hannunsu suka fi kama da flippers, suna tafiya tare da ƙarancin kwanciyar hankali, amma ba koyaushe a hankali ba. A cikin yanayi mai daɗi, mai rarrafe ya fi son yin rarrafe a hankali. Ƙaruwa cikin sauri yana faruwa idan dabbar ta fahimci haɗari, ko kuma tana sha'awar wani abu a nesa. Gudu, a cikin cikakkiyar ma'anar kalmar, watau a wani lokaci kada ku taɓa ƙasa, mai rarrafe ba zai iya ba. Amma idan ya cancanta, za su iya hanzarta hanzari.

Kunkuru masu laushi suna gudu da sauri. Saboda raunin ossification da siffar lebur na harsashi, suna iya yin sauri da sauri zuwa babban rates. Matsakaicin gudun kunkuru akan ƙasa shine 15 km/h.

Bidiyo: yadda kunkuru ruwa ke gudu a kasa

Matasa suna da sauri fiye da manya, rayuwarsu ta dogara da shi a cikin daji.

Duwatsun ruwa a kan ƙasa suna jin takura, saboda tsarin tafukan hannu, sun fi tunawa da flippers. Suna da ƙasa sosai a cikin saurin tafiya zuwa nau'in ruwan ruwa, amma za su yi gasa sosai da nau'in ƙasa.

Gudun kunkuru na ƙasa sau da yawa yana da hankali fiye da na nau'in ruwa mai tsabta. Abincin shuka baya buƙatar kamawa, don haka juyin halitta ya zaɓi harsashi a matsayin hanyar kariya ta fifiko. Idan akwai hadari, ya ishe su boye kai da tafukan su.

Matsakaicin saurin kunkuru na ƙasa akan matsakaita baya wuce 0,7 km / h. Wani mutum na nau'in damisa ne ya kafa rikodin rikodin bisa hukuma kuma yana daidai da 0,9 km / h.

An san katon kunkuru na Seychelles a matsayin mafi jinkiri a tsakanin kunkuru na kasa. A cikin minti daya, ta sami damar yin nasara ba fiye da mita 6,17 ba, tunda saurinta bai wuce 0,37 km / h ba.

Gopher da kunkuru suna gudu da sauri kadan, kusan 0,13 m/s. A lokaci guda suna iya rufe mita 7,8.

Matsakaicin gudun kunkuru na ƙasa shine 0,51 km/h.

Bidiyo: yadda kunkuru ƙasa ke saurin motsawa

Masu mallakar dabbobin ƙasar Asiya ta Tsakiya sun lura cewa dabbobin suna aiki kuma suna aiki. Kunkuru yankin tsakiyar Asiya na iya tafiya mita 468 a cikin sa'a guda. Gudunsa baya wuce 12 cm/s. Ƙasa mara kyau ba matsala ga mai rarrafe ba. Tsuntsaye masu gangare da kayan da ba za su iya hana ta gaba ba.

Gudun motsi cikin ruwa

Nau'in ƙasa na iya rayuwa a cikin ruwa na ɗan lokaci, amma mutane da yawa ba za su iya yin iyo ba. Tsawon zama a waje da asalin asalin yana da haɗari ga dabbobi. Ba a tsara tafukan da ba na yanar gizo ba da ƙirar carapace mai elongated don tsere cikin ruwa.

Kunkuru masu ruwa suna da membranes tsakanin yatsunsu, harsashi yana da ƙasa da santsi. Wannan yana ba su damar haɓaka taki mai ban sha'awa. Dynamics yana ba da gudummawa ga nasarar farautar kifi da dabbobin ruwa.

Manya-manyan kunkuru na fata suna ninkawa a ninki 14 cikin sauri na shark na Greenland kuma sun yi daidai da na kifin.

Gudun kunkuru na teku a cikin ruwa yana da girma, saboda ƙwanƙwasa, harsashi mai ɗaci da ɓangarorin gaba masu kama da flipper suna taimakawa sosai a zurfin. A matsakaici, sun fi girma a cikin wannan nau'in ruwa mai tsabta.

Misalan saurin iyo ga duwatsun ruwa:

• kunkuru teku - 18 km / h;
• koren teku - 32 km / h;
• kunkuru fata - 35 km / h.

Yadda kunkuru ke ninkaya da sauri ba ya dogara da bayanan zahirinsa kawai. Abubuwan yiwuwa suna tasiri ta hanyar jagorancin kwarara, yawa da zafin jiki na ruwa.

Bidiyo: yin iyo tare da kunkuru

Gudun kunkuru mai ja

A cikin mazauninta na dabi'a, abincin ja-kunne kyakkyawa shine furotin 40%. Shellfish da kananan kifi ana cinye su. A cikin minti daya, kifin kogin yana kula da matsakaicin saurin 0.3 m, kuma yana iya kaiwa 2 m / s, wanda baya hana dabbar farauta. Kunkuru suna iyo a gudun 5-7 km / h, kuma matsakaicin saurin kunkuru mai ja zai iya wuce waɗannan adadi.

A cikin ƙasa, kunkuru mai jajayen kunne ya ɗan yi ƙasa da nasa bayanan a cikin ruwa. Idan akwai haɗari, dabbar takan ɓoye a cikin mafi kusa da tushen ruwa, inda ta fi jin dadi.

Kunkuru mai jajayen kunne shine jagora a motsi tsakanin 'yan'uwa mata a bayyanar. Tana iya tafiya mil da yawa a rana. A hade tare da tsarin haihuwa mai kyau, wannan yana ba da dama ga dabbobi masu rarrafe don haɓaka sababbin yankuna da sauri kuma suyi gasa tare da mazaunan su. Kunkuru mai jajayen kunne an haɗa shi a cikin jerin sunayen "jinsuna masu haɗari 100" daga IUCN.

Bidiyo: yadda kunkuru jajayen kunne ke farautar kifi