Tell us in detail about fish breeding.
| December 2, 2020 | education
In fish, sexual reproduction. Fertilization is external in most.
Sometimes viviparity occurs, as in sharks and rays, and ovoviviparity is the throwing of eggs with a formed larva (for example, swordtails). Development occurs with metamorphosis. From the eggs, larvae appear, from which fry, which differ from the larvae in size, the presence of scales and fins.
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