Kungani ama-dinosaur aphela?
Kunemibono eminingi mayelana nokuqothulwa kwama-dinosaur. Enye inkolelo evamile iphathelene nama - asteroid. Cishe eminyakeni eyizigidi ezingu-180 edlule, i-asteroid encane yawela eGulf of Mexico. Umthelela wawo wawumkhulu futhi washintsha kakhulu isimo sezulu eMhlabeni. Ngenxa yalokho, iningi lezitshalo ama-dinosaur ayexhomeke kuzo ukuze athole ukudla lase lifile. Lokhu ekugcineni kwaholela ekuqothulweni kwama-dinosaur.