👉 A treefish is a type of fish that belongs to the family Cyprinidae. They are known for their distinctive, long, and forked tails which can be up to 3 feet (1 meter) in length. The treefish have a wide range of colors including red, blue, yellow, black, white, and green. They are also known for their ability to reproduce sexually through the process of fertilization, which is unique among fish.