Professor Preobrazhensky puts courageous experiences, trying to turn a dog in equal to in all of the person. As a result somebody turns out Doggies. Unfortunately, experience proves that it is better for dog to remain a dog.
1971
1994
2002
2020
2017
1927
1986
1961
1964
2001
2006
2000
2013
1968
2005
1982
1988
