The Wonderful World of the Dinosaurs (partially found Italian animated TV series; 1993)
From The Lost Media Wiki
On the Israeli cartoon forum Oldtv.co.il, many users seemed to recall an animated show about dinosaurs called The Wonderful World Of The Dinosaurs. People recalled characters such as a blue dinosaur with sunglasses that could fly, the 2 mice, and more. Clips of the show were discovered on old recordings of the Israeli Children's Channel, albeit very short and without sound.
Availability
So far, only around 9 seconds of the entire show has been found, including 3 seconds of the intro, and 6 seconds of various clips of the show. It is unknown which episode(s) they are taken from.