Male Opistognathidae can attract females to their burrows to lay eggs and breed. The man attracts the female with a "dance" that includes the spread of her pectoral fins and the long back arch. If she begs successfully, she lays eggs deep in his burrow.
Do male fish spawn?
Females lay eggs, after which males fertilize them. Male fish keep their eggs in their mouths until they hatch. This protects the eggs from being eaten by sea animals. What is a fish?
How does Opistognathidae breed?
Opistognathidae breed by females laying hundreds of eggs in the mouth of male Opistognathidae, then fertilizing and hatching them.
Do fish give birth by mouth?
Female fish may carry fertilized eggs to their mouths, and males and females may trade off. This is called a twin-parent mouthbrooder. Mouthbrooder-born fish are usually light at first and require recovery time to feed and grow.
Do fish get pregnant or spawn?
In most cases, a female drops an egg in water and immediately fertilizes it with sperm from her male. Another way is to fertilize in the female body before the female drops it in the water. In the third and final method, the female holds the egg in her body and the young female is born alive.
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