Observations on the sexual behavior of Danio Fish (Danio Rerio)

The use of zebra fish in medical research, as well as its popularity in aquariums, makes it very important to study the sexual behavior of this species. The zebra fish were brought to Europe in 1905, originating from the still- flowing or slow-flowing waters of India. It is taxonomically classified in the Cyprinidae family, the Danio genus, being nicknamed "zebra fish". It has a long and thin body, which reaches up to about 5 cm in length and 1 cm in width