Some species of fish are very smart and can be trained to do many things. Most species will recognise the person who feeds them and will come to the front of the tank when that person approaches.
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.
Yes, a siclet is a tropical fish
no they are not TROPICAL FISH NO NO NO BLACK ANGELFISH IS
No. Tropical Fish required warmer water.
There are millions of tropical fish in the tropical oceans. But they are all marine fish not freshwater fish. Freshwater tropicals can not live in saltwater.
Fish is a clever option.
Yes, most species of the Porcupine Puffer Fish are tropical fish.
Well if you consider that mollies are tropical fish... then tropical fish food (Flakes) are good yes.
By the size, it's patterns/colours I BELIEVE TAHT THE GIRL TROPICAL FISH HAS EITHER A LONGER TAIL OR IS A LIGHTER COLOR THEN THE BOY TROPICAL FISH
Yes, all fish have gills, including fish from the tropical regions of the earth.
72 legs A tropical fish has 72 legs