Most of them will not live to become adults. By producing a large number of young, it helps assure that SOME will live to become adults, and reproduce. Otherwise, all frogs and fish would have died long ago.
Worms, Frogs, caterpillars, fish, turtles, and alot more!
The vast majority of fish do nothing, except to produce more than the predators can eat.
Leopard frogs do not not produce human (man) offspring, they produce more leopard frogs.
Fish
frogs, spiders, bugs, fish, and more
they are more likely to eat black worms, or tubiflex.
Arapaima have very few predators, if any. Young are more prone to be eaten by predators like caiman, crocodiles, other large fish, river dolphins, etc. Adults are often not preyed on at all, except by humans.
fish
Small fish, big frog - sure. Although more commonly frogs diets consists of insects and similar.
The light fish, or more commonly known as the glow fish.
Many animals live in ponds. Toads, frogs, fish, bugs, turtles, and many more! You'll also find ducks, and maybe even geese! (depending on where you live)
An obvious reason is that the fertilised fish egg must survive and grow independent of the mother's nourishment, whereas human embryos grow within the womb and are nourished directly and continuously by the mother. The human egg therefore doesn't require a store of nutrients, whereas the fish egg must contain all the energy the growing fish embryo will require until it hatches.