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Asked in Science, Anthropology, Charles Darwin
What are Darwin's four theories of evolution?
Species can adapt to their environment over long periods of time. Over a very long period of time, the traits of a species can change. Species change over long periods of time according to natural selection. ...
Asked in Zoology or Animal Biology, Monotremes
What are the only three living species of monotremes?
The only three living species of monotremes are the platypus, the short-beaked echidna and the long-beaked echidna. There are three sub-species of long-beaked echidna. ...
Asked in Biology
A close long term relationship between two or more species?
A close, long term relationship between two or more species is called a symbiotic relationship. This is to the benefit of the species in most cases. ...