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List of eurypterid genera; List of mosasaur genera; List of prehistoric annelid genera; List of prehistoric barnacles; List of prehistoric brittle stars; List of prehistoric bryozoan genera; List of prehistoric chitons; List of prehistoric foraminifera genera; List of ichthyosaur genera; List of marine gastropod genera in the fossil record ...
This was the last major animal to be tamed as a source of milk, meat, power, and leather in the Old World. Lascaux aurochs, Stone Age [2] 3500 BC. Sumerian animal-drawn wheeled vehicles and plows were developed in Mesopotamia, the region called the "Fertile Crescent." Irrigation was probably done using animal power.
The timeline of the evolutionary history of life represents the current scientific theory outlining the major events during the development of life on planet Earth. Dates in this article are consensus estimates based on scientific evidence , mainly fossils .
SEE ALSO: Meet the happiest animal on Earth. 14-30,000 BC: Dogs. 8500 BC: Sheep and Cats. 8000 BC: Goats. 7000 BC: Pigs and Cattle. 6000 BC: Chickens. Check out these furry animals: 5000 BC ...
c. 560 Ma – Trace fossils, e.g., worm burrows, and small bilaterally symmetrical animals. Earliest arthropods. Earliest fungi. c. 558 Ma – Dickinsonia, a large slow moving disc-like creature, first appears – the discovery of fat molecules in its tissues make it the first confirmed true metazoan animal of the fossil record.
Media coverage of animal abuses spurred concern over animal welfare in the U.S. and U.K., and helped bring about the first federal animal welfare legislation in the U.S. [17] [18] The theoretical possibility of in vitro animal products was recognized.
Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has been estimated there are over 7 million in total. Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs .
Cast skeleton of Palaeotherium from the National Museum of Natural History, France. This is an incomplete list of prehistoric mammals. It does not include extant mammals or recently extinct mammals. For extinct primate species, see: list of fossil primates. [1] [2]