What is the most abundant animal in the world?

Answer 1

Bacteria are the most abundant species on earth. Their total number cannot be exactly known, but estimate puts it at around 5 x 1030. There could be as many as one billion species. A link can be found below to the study and its results.

Bacteria are not a species of life. They are a domain, which is the broadest classification of life. The most abundant domain on Earth is certainly bacteria and the most abundant species on Earth is likely a particular species of bacteria.

Answer 2

The round worms. It has been suggested that if all life and matter on earth were to be eliminated except for the phylum ashalmenthies that would make a ghostly outline over all that had once been.

Answer 3

Bacteria are the most abundant organism on earth. There are trillions of bacterial cells on you right now. In fact, due to the very small size of bacterial cells (compared to human cells), you have fewer cells than there are bacteria living on you (and in you).What_is_the_most_abundant_species_on_earth

Answer 4

Insects per number of animals (not mass); their are more insects on Earth than all other species put together.
Round worms

Answer 5

Copepods, a form of crustacean that form plankton are probably the most abundant animal on the planet.

Answer 6

Actually the most abundant kinds of animals on earth are invertebrates. It is proven that 97% of Earth's animals are invertebrates.

Answer 7

The humans not the insects