All fish have the ability to have a smaller fish attach to them. There are two different types of cleaner gobies that attach to small fish to clean them. Then there are five different species of larger fish that tend to clean larger fish such as sharks.
yes, bigger fish eats smaller fish
some fish eat smaller fish it dependes on how aggresive the fish are
That's generally what fish do; they eat other fish that are smaller than themselves. Smaller fish are much easier to swallow.
No some fish eat smaller fish which eat even smaller fish
smaller fish, with smaller jaws.
Yes, goldfish are known to eat smaller fish, especially if they are hungry or if the smaller fish fit into their mouths.
FIrst you press smallest fish then the fish will grow smaller
In general smaller fish have a shorter lifespan.
Clown fish
The anglerfish has stem attached to the tip of its head with a small mass of glowing bacteria on the end which lures fish into the anglerfish thinking its a smaller fish but they soon find out its a trap and get snapped up by the anglerfish.
a bigger fish eats a smaller fish.Then the fish takes in fish.
Yes, some do.