Neon tetras (Paracheirodon innesi) Do not have babies, they lay eggs and the eggs are fertilised outside the body. They are notoriously hard to breed requiring semi darkness, very soft water and pH around 5.8 to 6 and a temperature of 80F.
Guppies can take up to two weeks.
It takes usually 1 monthThe stomach of the fish will grow larger and it will be darker
That depends on the fish. Some fish can take a week or so while others take a few months.
Goldfish don't have babies, they lay eggs. They usually do so in the spring.
people say 8 months
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