By about 1970, some scientists were sitting around and they thought, "What in the world -- Look at these dinosaurs, they're all big.
وبحلول 1970 , كان بعض العلماء جالسين وفكروا,"ماذ جرى في العالم؟ انظر الى هذه الديناصورات. جميعها كبيرة