Isiphi isilwane esinamazinyo emakhaleni aso?

Isigeniso: Amazinyo emakhaleni

Uma sicabanga ngamazinyo ezilwane, sivame ukuwabona esemlonyeni. Nokho, kunezilwane ezinamazinyo emakhaleni, okungase kubonakale kuyinqaba kithi. Lokhu kuzivumelanisa nezimo kuyathakazelisa futhi kuyingqayizivele, futhi kufeza izinjongo ezibalulekile embusweni wezilwane.

I-Narwhal: Umkhomo onamazinyo oyingqayizivele

I-narwhal mhlawumbe isilwane esaziwa kakhulu esinamazinyo emakhaleni aso. Lo mkhomo onamazinyo uhlala emanzini ase-Arctic eCanada, eGreenland, eNorway naseRussia. Ama-narwhal angamaduna anebambe elide, elithandelene elingakhula lifike kumafidi angu-10 ubude, kuyilapho abesifazane benebamba elifushane neliqondile. Kodwa lenziwa ngani ibamba, futhi kungani ama-narwhal enalo?

I-Narwhal's Tusk: Indlovu noma izinyo?

Naphezu kwegama lalo, uphondo lwe-narwhal empeleni alulona uphondo, kodwa izinyo. Yenziwe ngezinyo lendlovu, okuwuhlobo lwento eqinile, eminyene, futhi emhlophe etholakala emathanjeni nasemazinyweni ezilwane ezincelisayo. Ibambene likhula lisuka emhlathini ongenhla we-narwhal, futhi empeleni liyizinyo le-incisor eliguquliwe elikwazi ukuphumela odebeni. Kodwa kungani ama-narwhal enaleli zinyo eliyingqayizivele?

I-Narwhal's tusk: Isetshenziselwa ukuzingela noma ukuxhumana?

Sekuyisikhathi eside ososayensi bekholelwa ukuthi uphondo lwenarwhal lwalusetshenziselwa ukuzingela, njengoba lwalungase lusetshenziswe ukushaqisa izinhlanzi noma ukubhodloza iqhwa. Kodwa-ke, ucwaningo lwakamuva luphakamisa ukuthi ibamba lingasetshenziselwa ukuxhumana nezinjongo zenhlalo. Ama-narwhal angamaduna anamazinyo amade abusa kakhulu futhi angawasebenzisa ukukhombisa isimo sawo kwabanye abesilisa noma ahehe abesifazane ngesikhathi sokukhwelana.

Ibamba le-Narwhal lingakhula isikhathi esingakanani?

Amazinyo e-Narwhal angakhula abe ngamamitha angu-10 ubude, kodwa abesilisa abaningi banamazinyo angamamitha angu-6-9 ubude. Ezisikazi zinamazinyo amafushane ngokuvamile acishe abe ngamafidi angu-6 ubude. Ibamba likhula kuyo yonke impilo ye-narwhal, futhi lingakwazi ukumila okuzungeza okuhlukile njengoba likhula.

Ezinye izilwane ezinamazinyo ebusweni

Nakuba i-narwhal mhlawumbe iyisilwane esaziwa kakhulu esinamazinyo ekhaleni laso, kunezinye izilwane eziningana ezinalokhu kujwayela okuyingqayizivele. Ake sibheke ezimbalwa zazo.

I-Star-Nosed Mole: Ikhala elinamatende angu-22

Imvukuzane enekhala lenkanyezi isilwane esincelisayo esincane esihlala ezindaweni ezimanzi nasemaxhaphozini eNyakatho Melika. Ikhala layo limbozwe amathende enyama angu-22, ngalinye linezinkulungwane zama-receptors ezinzwa ezikwazi ukuzwa ukuthintwa, izinga lokushisa namakhemikhali. Imvukuzane enekhala lenkanyezi isebenzisa ikhala layo ukuze ithole futhi ibone inyamazane emanzini amnyama, axubile lapho ihlala khona.

I-Elephant Shrew: Ikhala elide, amazinyo abukhali

Indlovu iyisilwane esincelisayo esincane esidla izinambuzane esihlala e-Afrika. Inekhala elide eligobekayo elisebenzisela ukudla emhlabathini kanye nodoti wamaqabunga. Ikhala le-elephant shrew libuye lifakwe amazinyo acijile, acijile eliwasebenzisela ukubamba nokubulala inyamazane yayo.

I-Snipe Eel: Ikhala elimazinyo lokuzingela ekujuleni kolwandle

I-snipe eel iyinhlanzi ejulile yolwandle ehlala endaweni ekulasha wolwandle. Inomzimba omude ozacile kanye nekhala elifakwe amazinyo abukhali. I-snipe eel isebenzisa ikhala layo elinamazinyo ukuze ibambe izinhlanzi ezincane kanye nezilwane ezingenamgogodla emanzini amnyama, abandayo lapho ihlala khona.

I-Saber-Toothed Deer: Isilwane sangaphambi komlando esinamazinyo ekhala

Inyamazane enamazinyo e-saber wuhlobo lwenyamazane engasekho eyayiphila ngesikhathi se-Pleistocene. Yayinamazinyo enja amade agobile ayephuma emhlathini ongenhla, okwenza ibonakale inamazinyo aluhlaza. Nokho, yayinamazinyo amancane ayebekwe emakhaleni ayo, okungenzeka ukuthi ayesetshenziselwa ukubonisa noma ukulwa.

Kungani ezinye izilwane zinamazinyo emakhaleni azo?

Amazinyo ekhaleni yizimo eziye zavela ezilwaneni ezehlukene ngezizathu ezahlukene. Kwezinye izimo, zingase zisetshenziselwe ukuzingela noma ukuzivikela, kanti kwezinye zingasetshenziselwa ukuxhumana noma izinjongo zokuxhumana. Ezinye izilwane, njengemvukuzane enekhala lenkanyezi, zisebenzisa amazinyo azo ekhaleni ukuthola nokukhomba inyamazane, kuyilapho ezinye, njenge-narwhal, ziwasebenzisela ukuheha abangane bomshado noma ukukhombisa ukubusa kwazo.

Isiphetho: Ukujwayela okuthakazelisayo embusweni wezilwane

Amazinyo asekhaleni angase abonakale eyinqaba kithi, kodwa ayisibonelo esisodwa sokuzivumelanisa nezimo okuthakazelisayo okuye kwavela ezilwaneni. Kusukela ebambeni le-narwhal kuya emazinyweni abukhali endlovu, lokhu kuzivumelanisa nezimo kufeza izinjongo ezibalulekile ekusindeni nasekuzaleni kwesilwane. Ngokutadisha lezi zici eziyingqayizivele, singathola ukuqonda okungcono kokuthi izilwane zijwayelane kanjani nendawo yazo ngokuhamba kwesikhathi.