Anything carnivorous and big enough will eat them. Think Oscar.
Digging holes is just something many cichlids do. It may mean the fish is getting ready to spawn but in the case of the (Laboratory made) Parrot cichlids, it is unlikely you will get fertile ova if they do spawn.
convict cichlids are the most aggressive cichlid there is it will fight with all fish convicts an green terror cichlids are the most aggressive cichlids so i would suggest that you not do that if you are about both fish
Yes, but you usually have to breed them with convict cichlids, because they are hybrids and the males are often sterile.
red parrotfish? Well the reef species eats live coral, and the red parrot cichlids eat regular cichlid fish food. You're question is too vague.
When I initially put dwarf frogs into my tank with blood parrot cichlids, the fish attempted to bite onto the feet of the frogs thinking it was food, or something. After the first day they left each other alone and there have been no problems since then.
African cichlids, barbs, livebearers, synodontis catfish, loaches, cichlids, tetras, mailed catfish, labyrinthfish, and rainbowfish.
The Silver Dollar comes from the soft acid waters of the Amazon. They are not at all suited to the hard alkaline water required for African cichlids.
It looks like the Breeding Mouth Brooding African Cichlids.
In the wild, African Cichlids eat plants like blue-green algae and organic detritus. These plants are high in fiber, but provide little nutritional content, so cichlids eat continuously to maintain their metabolism.
Koi are a cool temperature water fish while African cichlids need warm water. Koi will not be as happy and healthy with 80* water Koi are a cool temperature water fish while African cichlids need warm water. Koi will not be as happy and healthy with 80* water
Mollies, tetras, south African cichlids, African cichlids, wags, gold fish, beta fish, placo's, catfish, guppies, kois, goriamies, theres a lot more but I dont have the time to list them. Go to your local pet store, if they sell aquariums and fish, they should be much more familiar with all the different types than I am.