Number Of Different Animals In The World
A Complete List of National Animals from Around the World.
Number of different animals in the world. Trying to estimate the numbers of animals used in research worldwide is difficult because many countries do not provide comprehensive statistics. How many species are there in the world. This page offers some rough estimates of the numbers of wild animals on Earth.
30 rows No one knows for sure how many species of animals exist on Earth. Species of mammals are less common but there. This is a very good question but the truth is its very hard to know or even estimate.
There are approximately 12 million known species of animals but scientists estimate there are closer to 87 million species on earth. The US only counts mammals although mice and rats are not included. Yet were probably far from being close to the actual number of species.
23 rows Least numerous are the vertebrate animals mammals birds reptiles amphibians. Wild marine vertebrates number at least 10 13 and perhaps a few orders of magnitude higher. Porifera Marine animals more commonly known as sponges and found in every ocean on earth.
That first time you see a lion hunting alongside its pride or a whale gliding through the ocean you cant help but be giddy with childlike excitement. Collectively wild land vertebrates probably number between 10 11 and 10 14. This provides an official figure of 820812 animals not procedures as in.
Cnidaria Mostly marine animals that include over 11000 species. According to Gatesnotes 725000 people are killed by devastating diseases carried by mosquitos annually. Take this into consideration.