Fish tanks are where fish live, eat and reproduce, and are the primary habitat for many marine life.
They are the site of so many complex interactions and interactions between fish, the environment and humans.
Fish species in your tank are not limited to fish, though.
There are other animals, including turtles, turtles, snakes, birds, insects, frogs, mice, moles, rats, snakes and some fish, such as crabs, lobsters, turtles and squid.
Fish tank mates have also evolved to provide for the needs of the fish in the tank, but fish have a unique and symbiotic relationship with their tank mates.
Learn more about the differences between different fish species and the role they play in your environment.