Cross-breeding can produce nice fry, but in many cases unless you are a breeder, the majority of the fry may not survive due to the amount of cross-breeding that has occurred already to get many of the breeds we see these days.
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Betta, Goldfish, Minno
Goldfish. They are "feeder" fish for them.
koi fish would normally eat goldfish food try tetra fin goldfish flakes they are made for goldfish and koi
You can find goldfish in most pet stores and department stores.
No, goldfish are best with goldfish. In addition, tilapia have different needs and are quite likely to be aggressive towards the goldfish.
There are many different kinds such as angelfish, goldfish, alge eaters, eels, mini sharks and more but all pet shops are different. Just go to a petshop and you can see what they have.
Different types of goldfish food typically don't affect the colour of goldfish, however there are some specific goldfish foods that may enhance the color of goldfish- but do not change its overall color.
goldfish are not always one color because they have different species. Also, goldfish can change colors over time. They won't always be gold or maybe they won't always be white or whatever color your goldfish is.
Aslong as it has enough room and filtration many types of goldfish can be kept together. There are some cases where problems occur as such as the case with Sarassas and Orandas. Sarassas will tend to nibble at the cap of the Oranda causing damage.
yes there is
Fancy goldfish need at minimum 20 gallons for one fish, plus 10 gallons for each additional goldfish you are adding (thus 30 gallons for 2 goldfish); so the answer to your question is dependant on the size of your tank.