The fish can live as long as about 2 years but if yo eat alive fish the fish will live for about 2 months.
Our fish had about 30 babies. The mama didn't eat them but we separated the ones that were still alive from her, about 20, right now only 2 are still alive. :(
Do you mean "does not eat"? It depends on the species. Some fish, like the lungfish, may not eat for months, but can easily survive.
they eat both
Seals eat fish.
eat algae
The smaller fish eat moss and algae off the rocks to survive, while the bigger fish eat the smaller fish to survive.
Blob fish survive by laying on the bottom of the ocean floor and eat anything that floats by!
ALL animals must eat to remain alive. If a bat (or any other animal) does not eat, it will die of starvation.
the need fish to survive
The tuna is a carnivore. It must eat to survive, and it eats other fish because it cannot eat plants.
They eat fish and small animals.
Goldfish