Most fish do not protect their eggs or their babies at all, but there are some ____. Bettas and gouramis lay their eggs in a nest of bubbles blown by the male ____. The male guards the bubble nest until the fry have ____. Some male fish, such as cardinal fish and certain catfish, protect their eggs by keeping them in their ____. They don’t eat at all until their babies are hatched, and even then they don’t go after the ____. And the male seahorse keeps the eggs in a pouch that’s a bit like a ____. How a Fish Breathes A fish breathes by opening its mouth and taking in water. The water flows over the fish’s ____. Oxygen dissolved in the water passes from the gills into the fish’s bloodstream and is circulated throughout its ____.

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