The most reliable way to watch the movie in high definition (720p or 1080p) with various audio and subtitle tracks is through official streaming services:
Most streaming and digital purchases auto-adjust quality. If you specifically need 720p, choose that in the video settings or download option (where available). Dinosaur 2000 Dual Audio 720p
For international audiences, the "Dual Audio" versions of Dinosaur are particularly popular. The most reliable way to watch the movie