Most fish lay eggs which then hatch and develop externally.
But some fish lay the eggs inside their own bodies, and after the eggs hatch, the babies are squirted out when a safe spot can be found.
Most fish eggs develop outside of the body. There are however around 3% of all fish which fertilize internally.
Only live bearing fish get pregnant and Glo fish being a type of danio are egg layers therefore the eggs are fertilized and develop outside the fish's body. So no Glo fish is ever going to get pregnant
In eggs.
exernally
fish
External, like most fish.
fish and chips
That depends on the species you are asking about, mammals fertilize internally and fish externally.
external - They develop externally in an egg.
Birds develop internally, which means inside the creatures body.
Jawless fish develope in an egg. The female jawless fish lays her eggs in turtle grass, where the male produces spurm and the egg developes.
Jawless fish develope in an egg. The female jawless fish lays her eggs in turtle grass, where the male produces spurm and the egg developes.