Mountain of Dinosaurs

Mountain of Dinosaurs or Dinosaurs Hill () is a 1967 Soviet animated film directed by Rasa Strautmane and produced by the Soyuzmultfilm studio in Moscow.
Plot.
The story follows the lives of dinosaurs as they fall in love and have children, their eggs hatched by the hot sun as their parents look on. As the weather begins to cool, the shells begin to thicken, refusing to let the dinosaur babies leave, eventually resulting in their extinction.
Legacy.
The film is generally interpreted as a subversive commentary on the dangers of the authoritarian state.
The film is one of the older of the forty-five animated Soviet-era shorts in the four-DVD collection "Masters of Russian Animation" collection (1997), which Soyuzmultfilm released in conjunction with Films by Jove.