Tamara Dmitrieva

Cheburashka, an animal unknown to science, accidentally falls asleep in a crate or oranges and winds up in the Soviet Union. Initially used as a window filler for a toy store, he is brought home and taken care of by Gena, a crocodile who works at the zoo.

Gena the Crocodile works as a crocodile in an urban zoo. Every evening he returns home to his lonely flat. Gena gets very tired of playing chess against himself and decides to find himself some friends. Animals and people respond to his advertisements that he posts throughout the city. First comes a girl named Galya with a homeless puppy, then followed by her, Cheburashka. They decide to build the common house for them all, but the treacherous old maid Shapoklyak prevents them in different ways.

Mowgli gets abducted by banderlogs and meets Kaa.

A cartoon version of the voyage of the Argonauts (Greek Mythology) with the aim of getting the Gold Fleece. (filmaffinity.com)

The first ever animated version of the popular Hans Christian Anderson fairy tale "Thumbelina". (imdb)