Pasina navo, kunyange kusina maoko: zvinodiwa tusks walrus?

Walruses ndivo pinnipeds kupfuura kuchamhembe hemisphere yedu. ukuru hwavo vanogona chete kushora nzou zvisimbiso, vanogara kumaodzanyemba hemisphere. A pachena kuchiitwa mhuka idzi, Chokwadi, vane refu chaizvo fangs, pakupedzisira ikava tusks. Ndezvipi tusks ose walruses? Tichaedza kupindura mubvunzo uyu munyaya ino.

Ndivanaani walrus?

Ivo vamiriri boka mhuka kuti kurarama mumakungwa kweArctic, ndiyo chete ano kwemarudzi vechigaro mhuri chete zita - walrus. Zvakanyatsorongwa walruses vari boka pinnipeds. Vanhu vakuru vari nyore kucherechedzwa avo hunoshamisa refu tusks. Zviri kukanganisa kutenda kuti - kuzvidzora fangs. Ichi hachisi chokwadi zvachose, nokuti rokumusoro walrus musinga yachinja kwete chete chimiro chayo nokufamba kwenguva, asi mugumo; akanga ari musinga chaiye. Asi tichataura pamusoro pashure.

Description kwazvakaita

Ndisati ndatsanangura chii chinodiwa tusks pamusoro walruses, unofanira kufunga ichi mhando pinnipeds heavyweights zvizere. Walruses - huru zvomumvura pinnipeds mhuka ine nani gobvu ganda, akafukidza pfupi tsvuku-mashava bvudzi. ukobvu Its dzimwe nguva pfuura 5 masendimita. With zera bvudzi kuwa. The ganda wekare ndiyo mhuka dzinenge risina mvere. Under ganda chete pamusoro mashizha vari vaviri outgrowth. Pasi pavo zvakavigwa anonzi mhepo SACS. Walruses kuzadza navo mhepo, achivabvumira kurara pamusoro mvura pamusoro.

Adult male muviri urefu anogona kupfuudza 4 metres, apo avo kunonyanyisa uremu - 2 matani. Sezvataurwa pamusoro apa, vakawanda yokumusoro canines pakupedzisira akava zvakanaka dzakabudirira tusks. Zvavo zvachose kurema ndiyo 12 makirogiramu. Jira rimwe nerimwe nemapoka inokura kusvika 1 mita. Walrus (photos munyaya ino) rine zvakanaka yakafara chiso, mudungwe zvakawanda gobvu uye nemitsipa bristles, akafanana ndebvu (ndebvu). In mhuka idzi, hapana zvimwewo nhengo nekunzwa, uye meso zvidiki uye simba anoona zvakanaka.

Kuparadzirwa kwemarudzi

Walruses - randinenge peArctic venguva. Somuenzaniso, Pacific subspecies inowanikwa mumvura isina kudzika iri chukchi uye East Siberian makungwa. Maererano masayendisiti, yazvino vanhu Pacific walrus haasi anopfuura 200 000 vanhu. mugove wavo The weshumba hunowanikwa kwete chete muna chukchi uye East Siberian makungwa, asiwo pedyo Wrangel Island, muGungwa Beaufort. Muzhizha, unogona kutarira walruses muna Anadyr uye ari Bristol Channel.

Sezvineiwo, Atlantic walrus subspecies akatosvika kuparadzwa somugumisiro ezvokutengeserana hove, iyo panguva imwe nguva hainei kuMudzidzisi nezviremera. The Vagari ichi subspecies ose pinnipeds vasiri pari kukasapfuura 000 vanhu uye 20. Anoparadzirwa Atlantic walrus musi Arctic Canada, Spitsbergen uye Groenlândia kumadokero kunharaunda Russian Arctic.

walrus tusks

Tusks ndivo kupfuura hunhu chinhu munhu mukuru zvose walruses. Sezvo ini ataurwa pamusoro apa, kamwe yakanga fangs, izvo pakupedzisira miforo uye kuva tusks. Ndivo zvose varume nevakadzi. tusks izvi kukura yose mhuka upenyu, nguva achiudza. Ndezvipi tusks ose walruses? Chokwadi, nokuti kurwa kuti mumagariro kutonga, kuwana chikafu ... uye kwete chete! Funga mubvunzo uyu zvizere.

Sei walrus tusks?

Tusks - zvakasikwa Chestkuva walruses. Vari kushandiswa chando demo, pasina iro hazvibviri kutama dzinotsvedza chando, uye somunhu mhando chipande, nako walruses yamunobvisira goko kubva pegungwa, uye sezvo kutsigira rinorema musoro, uye kunyange kuva chombo chinouraya zvinodiwa hondo pamwe vorongerwa vavengi (polar unobereka). Uyezve, iyi tusks pinnipeds heavyweights vakakuuraya chayabata guru. Pakupedzisira, mumwe nevamwe chiratidzo walrus mhando ichi: mumwe fangs simba, iye ari mutariri!

Sezvaunogona kuona, pane kutsanangura zvakawanda chii chinodiwa tusks walrus. Masayendisiti anoti, pasinei ose pamusoro zvazvakanakira tusks, chavainyanya basa - social. Chokwadi chokuti refu uye simba fangs zvinoratidza zvakakodzera munzanga izvi kana kuti munhu, chero nokuunganidzwa walruses mutungamiri uye mutungamiriri chaizvo vanhu kuti canines vachatsvaka nemaziso zvikuru simba uye yakareba kupfuura rumwe.

Kana, somuenzaniso, kureva varume akangoerekana asangana hama yake anawo kureba, uye makuru canines hondo hazvingadziviswi! Kwete nguva dzose kurwa kwakadaro kungaita kuti rufu simba anokumhan'arira, zviri chaizvo kakawanda mumwe walruses siya yehondo. Masayendisiti cherechedza kuti evanhu insignia walruses, kusimbiswa fangs yayo, hakungoitwi kuti kutonga mhuka idzi. Form tusks vavo hukuru anoratidzawo zera uye pabonde lastonogo.

Sei walrus tusks asi? Kuvhima, Chokwadi! Hazvibviri kuona sei walruses vachishandisa tusks dzavo refu kuti awane chouviri yavo. Animal dives yakadzika mugungwa, inoita kuti pasi uye pane kare kushandisa tusks dzavo kutanga zvinofararira hazvo achitsvaka zvokudya: oysters, anoshongwa, mussels nezvimwe dzemugungwa. Walrus tusks anochera mugungwa uye stringing munhu ari musinga ake sezvinoita nhindi yenyama skewer!