The Private Life of a Cat is a 1947 black and white experimental documentary film by Alexander Hammid and Maya Deren.
[1][2] Archive.org summarizes the film as an "intimate study" of a female cat who gives birth to a litter of kittens and shows their maturation.
The film shows graphically the kittens being born without the help of human hands, and then getting nursed and washed by their mother.
Top Documentary Films rates The Private Life of a Cat 7.70/10 stars, saying that it is "very touching", and that it is "[b]eautifully photographed and executed.
"[5] Dangerous Minds wrote "[t]his beautiful 1944 silent film from husband-and-wife team Maya Deren and Alexander Hammid is quite possibly the only evidence we need that cats are the ultimate well-spring of creativity.