gumtree.com.au or if in Another Country gumtree.com
pet shops will generally buy back at a very reduced rate or swap for other fish or foods etc, otherwise to or threw friends ore newspaper/internet buying and selling sites
No goldfish would prefer to have a lower temperature than any type of tropical fish, however some goldfish can withstand higher temperature if they are slowly acclimated to it! But in the long run goldfish would be happy with other goldfish and tropical fish with tropical fish... there is a reason you don't see the goldfish with the tropical fish in a good aquatic store.
All species of tropical fish could be found in the warm seas around the equator.
i believe they would be a crustacean
depends on what tropical fish your referring to and what frog and sizes generally the fish would kill the frog by nibbling at its limbs if not swallowing it whole
Tropical fish must be mixed with other fish that are well adapted to the same community as the tropical fish are. These would be fish that are non-aggressive, and like basically the same foods, water temperatures, plants and environment.
Yes they would be fine (if they are plants that are ment to live underwater) for the betta splenden aka Siamese fighter fish (assuming that is the betta you are refering to) as it is a tropical fish
No, catfish is not a tropical fish.
Yes, it is bad to put tropical fish in with river fish. The river fish can make the tropical fish sick.
Probably the fish. I would not put a crab in a tank with tropical fish unless they were a LOT bigger than it was, and it was not going to grow any larger.
Yes, a siclet is a tropical fish
no they are not TROPICAL FISH NO NO NO BLACK ANGELFISH IS
Most tropical fish will die if left for extended time in cold water. Some tropical fish may be able to tolerate cold water, but the result would likely be early death and disease.