Most fish do not have sex. The female lays or releases unfertilized eggs and the male injects them with sperm. In some species, the male and female might never even meet each other. Although some fish, like the octopus, will stay to protect the eggs, most have nothing more to do with them and leave them to develop on their own. Millions of soft eggs are laid at once, so even hungry predators will not destroy all of them before they hatch. Some eggs are laid on secure
Yahoo News | This handout photo from the Monterey Bay Aquarium Research Institute shows the flapjack octopus, which scientists may call "Opisthoteuthis Adorabilis"- punk octopus so cute may be named 'adorabilis'