Tayna tretey planety (The Mystery of the Third Planet) (1981)

At the end of the 22nd century Alisa Seleznyova, her father Professor Seleznyov and pilot Zeleny go on a space expedition to find rare animals for Moscow Zoo. On the way they seem to encounter a mysterious conspiracy led by Doctor Verhovtsev against legendary Two Captains Kim and Buran. The only clue is a talking bird Govorun that our heroes accidentally took possession of.