In most terrestrial ecosystems ants are ecologically and numerically dominant, being the main invertebrate predators.
Daphnia are prey for a variety of both vertebrate and invertebrate predators.
As a result, larger D. pulex tend to be found with invertebrate predators while smaller size is associated with vertebrate predators.
In some forest types, such as tabonuco forest, they are the major arboreal invertebrate predators; spiders being the most abundant representative.
The starfish are among the most important of invertebrate predators living today.
It is thought to be one of the largest invertebrate predators in the deep sea ecosystem.
These are known as hellgrammites and are the top invertebrate predators in the streams in which they live.
The adults of some species linger close to invertebrate predators, where they act as kleptoparasites, feeding on bodily fluids of the prey.
Small invertebrate predators are less efficient than large fish in catching D. lumholtzi.
Even at much lower densities, N. lapillus must be one of the most important invertebrate predators on North Atlantic rocky shores.