‘Young goldfish.’ Goldfish live in fresh water and are from the carp family. Often they are kept as pets due to their small size and they do not require as much care compared to other animals. They exist in more than 200 different varieties and can live for up to 10-20 years. Over the years they have been cross-bred to bring about the gold color we see today, they aren’t all gold. Dramatically, they vary in size depending on the room they have. Keeping them in small tanks, they will grow to the size of the tank and vice versa. They can survive in many water types making them exceptionally tough. Having an incredible sense of hearing and smell too, if you have one you can rejoice since they live for long to keep on amusing you. They enjoy to explore their surroundings and to watch the world around them this makes them compatible with breeding in fish tanks. There are more fun facts about young goldfish to entice you to raring one.