Once Upon a Forest

Once Upon a Forest is a 1993 animated film based on the Furlings characters created by Rae Lambert. A HannaBarberaHTV CymruWales production released by 20th Century Fox, the film was directed by Charles Grosvenor and produced by David Kirschner.

The story opens in a forest known as Dapplewood, where Furlings a term for animal children live alongside their teacher, Cornelius Michael Crawford. The four Furlings central to the story are Abigail Ellen Blain, a woodmouse Russell Paige Gosney, a hedgehog Edgar Benji Gregory, a mole and a badger named Michelle Elisabeth Moss, who is Cornelius niece.One day, the Furlings go on a trip through the forest with Cornelius, where they see a road for the first time. Russell is almost run over by a careless driver, who throws away a glass bottle that shatters in the middle of the road. Cornelius orders the Furlings to forget the road altogether. The ramble ends on a boat ride. Afterward, they go back to the forest to find out that it has been destroyed with poison gas from an overturned tanker truck that blew a tire from the broken glass bottle while transporting chlorine gas, and the truck driver who was unharmed in the crash, ran to get help. Michelle panics and runs to her home, breathing in some of the gas and becoming severely ill. The gas inside the house has already killed both of her parents, which the mother happens to be Cornelius sister. Abigail manages to save Michelle, and the Furlings go to Cornelius house nearby for shelter after they found their homes deserted. There, Cornelius tells the Furlings that they need to fetch two herbs that can save Michelles life lungwort and eyebright. With limited time, they head off for their journey the next day. ........

Source: Wikipedia