click for next species Vacteriokeros sp. Common name: porcucod Niche: depends but mostly decomposers Description: This genus of vacteria, distinguished by mandible shape and size, are mostly free-swimming carnivores living near the seabed. they use their 3 pairs of "leg-fins" to push themselves through the water, aided by their tails. the mandibles are not only used to feed but also to sense prey like a shark in the absence of eyes. the larger species are solitary but most smaller species can be found in groups, especially the decomposers. actually there are about 9 species, all with their own feeding strategies, this is just a selection. v. titanos is the largest species