Ocean Fish Evolution

In the mysterious depths of the ocean, there are hidden murders everywhere.And this time you will play the role of an inconspicuous little fish to experience the cruel laws of nature's survival.In order to survive, you need to keep eating fish smaller than you and make yourself grow up quickly.When there are dense schools of fish, you have to show great evasion skills to avoid dangerous big fish.In the meantime, even if you evolve into a shark, you can't treat it lightly.Only by evolving into the most advanced whale can you dominate this ocean.