Zamanin Archean |
Zamani na kariya |
Palaeozoic |
Zamanin Mesozoic |
Me kika ci kuma wane salon rayuwa
Farauta ba ta faru a cikin fakitoci ba, kamar yadda a cikin yawancin masu hasashen yanayi, amma cikin kaɗaici. Ya iya farautar pterosaurs da herbivores na wancan lokacin, yana jiran wadanda abin ya shafa a cikin kwanton bauna. Yawancin lokaci bai sa wanda aka azabtar ya jira na mutuwarsa ba, ya yi ƙoƙari ya kashe ta nan da nan, don wannan ya ciji wuya.
Amma duk da komai, babban abincin yana kunshe da kifi, wani lokacin har ma da kifayen kifaye, kunkuru da karnukan daji - sun shiga cikin kandami kuma suna jira dama don kai farmaki da cin kifayen da yawa. Ba abin mamaki da ya yi kama da karnuka, kamar su, yana ƙaunar zama a cikin ruwa, ya ji daɗin zaman lafiya sannan kawai ya fara farauta. Lokaci-lokaci, ban da kifi da sauran kifin masara, yana cin abinci iri-iri.
Cikakken bayanin jikin
Yana da girman gaske da kuma kwarangwal mai ƙarfi. Koda manyan shahararrun mashahuran kamar su giantotosaurus da azzalumi basu iya kaiwa ga girman wannan ba; shi ne babban wanda ya fara cin dinosaur. Kamar yadda kake gani a cikin hoto, doguwar tsinkaye, wanda aka rufe da fata, ya fantsama akan ƙashin kashin baya. Kusa da tsakiya, sun fi waɗanda suke a ƙarƙashin wuya da wutsiya. Mafi tsayi da ƙwanƙwasa ya kasance kimanin mita 2, don zama daidai - 1.8 m. "Jirgin ruwa" anyi amfani dashi don jan hankalin mata kuma kayan aikin lantarki ne.
Girma
A cikin tsayi, manya sun kai 15 - 18m, matasa dinosaur suma sun yi yawa - 12m
A tsayi 4 - 6m (ya dogara da adadin ƙafafun zavr sun tsaya a kan, 4 da 2, bi da bi)
Girman jiki - daga 9 zuwa 11.5t (dattijo), 5t - zavr matasa
Shugaban
Fuskar Liyel ta yi kama da fuskar macizai na yanzu. Kwanyar ta kasance babba, amma kunkuntar a farkon muƙamuƙi, wanda akwai hakora masu kaifi mara nauyi (suna iya ciji ta kowane fata). Akwai ƙananan teethan hakora: farkon babba da ƙananan muƙamuƙi suna da hakora 7 masu tsayi, kuma a bayansu - 12 - 13 akan kowane ɓangare ba su da tsawo, amma daidai suke.
Liman
Har zuwa yanzu, ba a gano cikakken ragowar kuɗaɗen ba, masana kimiyya sun yi aiki na dogon lokaci don dawo da kamanninsu. Abin sani kawai an san cewa akwai 4 daga cikinsu kuma kowannensu na da kaifi mai kaifi. Kafafun hular sun fi gaban goshin baya, amma ba su da bambanci sosai da ƙarfi, i.e. Sun kasance da ƙarfi sosai don riƙe wannan jikin a ƙafafunsu kuma ya tsage waɗanda abin ya shafa.