The Russian crow shark, which lives in the northern part of Caspi, is called a "shark" because it looks like a shark, but is not a shark friend. Eggs are famous for luxury ingredients caviar, and in recent years the number of individuals has dropped sharply due to overfishing for caviar. In 1977, 50 came from the former Soviet Union (now Russia) as a proof of friendship. After that, the Russian champion, which was given in 1983, lived for a long time, and in 2018, the estimated age was over 35 years old, and the Kobe City Animal Protection Association was awarded a longevity. You can see the swimming in the free public "Suma Collection".