Shark, mashaya jini predator, hadari tekuna da kuma tekuna, walƙiya azumi hare-hare, tausayi bai sani ba shi ne m. Wannan gajeren, amma gaskiya faye hali shafi kawai ga uku jinsunan sharks. Musamman azumi da kuma m hudu-mita shark "Mako", Brown ta mutuwa. A manyan fari shark, tsawon 6.7 mita, a samfur na dodo a cikin movie "Jaws". Kuma da damisa shark, wani biyar-mita dari, da mafi m, iya kai farmaki ko da wani Whale. Kawai uku sharks na fiye da 400 jinsunan. Sauran sharks ne kasa hatsari saboda slowness ba sosai m kuma sau da yawa kawai matsorata hali. Duk da haka, idan shark ne yunwa, shi ya zama mai hadarin gaske. Kuma idan wani shark ba zato ba tsammani smelled wari da jini, shi nan take pereklinivaet kuma ta zama wani kisan na'ura.
A mafi hatsari sharks ne thermophilic, tsaya kusa da ekweita. The fi so mazauninsu for mako da damisa shark - yana da dumi ruwa a jihar bakin teku sashi. A babban farin shark ji a kowane batu a cikin teku, da tekuna. Sharks, kamar marine rai, ba su da garken shanu ilhami, da kuma sosai da wuya ake yi falala a kansu. Sun yarda da su farautar shi kadai, da kuma kawai a lokacin kiwo kakar an fara don sadarwa tare da juna. Miliyoyin shekaru na zama - don haka dogon juyin halitta sau ɗaya kuma domin duk ayyana lokaci da iyaka shark rayuwa da kuma sauran, ba za ta taba zama.
Babban kuma kawai makami teku predator - yana da hakora, jaws ko kuma wajen da dama layuka na hakora. Yadda yawa layuka na hakora a shark, dangane da irin. Load a kan shark hakora unprecedented, ta yana da isasshen hakora kome indiscriminately, karye hakora, marmashe da fada. Saboda haka, yanayi ya dauka kula da predator, a shark kuma akwai wani kayyade inji na canji na hakora. Wannan tsari yana da sauri, kuma ta kayyade yawa hakora a shark zai kasance a nan gaba. Cyclicity na canji na hakora game da zarar kowane mako biyu a cikin matasa dabbobi da kuma sau daya a watanni biyu a mazan sharks. Kuma sabon hakora ba girma a shafin ragu, kuma tuni shirye, guga man gāba da gumis. Mazan hakora je, wani sabon jerin up da kuma shirye su tafi. Saboda haka, shark ko da yaushe bar 'yan layuka na sabon hakora, da kuma tambaya da yadda da yawa hakora a shark, ba shi daraja cike take.
Ga misali, da farin shark da damisa, ko da yaushe "a loma hakora." Kowane 4-6 layuka folded mayar da guga man, akwai har zuwa 300 hakora. Akwai lokatan da dama yunkurin wajen ƙidaya yawan adadin hakora na da shark Whale. Sai dai itace game da dubu 15. A siffar kowane hakori a daban-daban sharks, ma, suna daban-daban. Gargajiya triangular cikin farin shark hakora da kuma hadadden siffofi da kananan notches a kan gefuna a tiger shark. Wasu jinsunan shark hakora sababbu, da ɗan m form. Daga tushe ga tip na hakori ne mai lankwasa, kuma ya zama na bakin ciki. Wannan hakori ba undershot wani abu mai wuya, amma idan ya nẽmi dawwama a wani jiki, shi za tam, kada ku bari su tafi. Irin wannan hakora a cikin muƙamuƙanka na wani shark ne yawanci kasa saboda su ne m iya karya. Dalilin wadannan hakora su tsaga jiki na wanda aka azabtar, maimakon yanke da kuma sara da shi.
Wani lokaci sharks yayin farauta yakan biyu ko uku layuka na hakora, amma ko da yaushe da hannu kawai gaban jere a ranar biyu saman da kasa muƙamuƙi. Shark jaws da hakora - shi ne mai hadaddun kuma a lokaci guda da-kafa tsarin. Nature ya ba wata kafar sharks, misali, karami, hakora, amma tare da wasa gefuna, shi ya fi sauƙi ga ciji ta hanyar da bawo na crabs da lobsters, chitin bawo na crabs da tẽku katantanwa. Amma shi ne ba a sani ba, da yawa shark hakora, idan ta na zaune a cikin kasa zone, wasu da karin, wasu kasa. Sharks yin iyo a cikin babba yadudduka na jiki na ruwa, ciyar a kan like da hatimi, ba ta halitta dogon lankwasa kinzhaloobraznye hakora cewa huda zurfi a cikin jiki na wanda aka azabtar. Kuma kamar yadda a cikin yawan hakora Mother Nature ba iyakance kowa, da kuma tambaya da yadda da yawa hakora a shark, akwai daya kawai amsar: "idan ya zama dole."