If you are measuring commonality in terms of abundance, as in number of individuals regardless of speciation, the answer is likely copepods. Copepods are found in all aquatic environments. In this regard, the genus Oithona is believed to be the most abundant copepod likely making it the most abundant species.
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What is the most common animal? - Quora
Similarly, it is asked, what are the most common favorite animals?
Favorite Animals of the World
- Dogs. The domestic dog is a wolf-like canid in the genus Canis and is the most widely abundant terrestrial carnivore.
- Cats. The “House Cat”, also known as the Domestic Cat or the Feral Cat, is a small feline, a good hunter, and comes in a variety of colors and fur patterns.
- Wolves.
- Dolphins.
- Tiger.
- Penguins.
- Lion.
- Horse.
Secondly, what animal has the most species?
Insect species represent the largest percentage of the world's known species. Beetles make up about one-third of all known insect species. If we look at your question from the point of view of numbers of individuals, the answers is almost certainly insects as well. In fact, the answer may be ants .
What is the most loved pet?
What's the Most Popular Pet?
- 142 million freshwater fish.
- 88.3 million cats.
- 74.8 million dogs.
- 16 million birds.
- 24.3 million small animals.
- 13.8 million horses.
- 13.4 million reptiles.
- 9.6 million saltwater fish.
How many animals are extinct?
But if the upper estimate of species numbers is true - that there are 100 million different species co-existing with us on our planet - then between 10,000 and 100,000 species are becoming extinct each year.