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on the 12th of march
wood
they appear because they are extinct
No. Probably not an ancestor either as he does not appear in either genealogy.
homologous structures
The early bacterias. Hominids
The early bacterias. Hominids
You would not appear to be related at all. You do not share a common ancestor.
They can be formed by evolution: A species can't survive in it's environment so it evolves into a more adapted species Two different species can mate: A new species can appear from the offspring of two different species.
A pattern in which most new species appear at about the same time.
A pattern of speciation in which most species in an area appear at the same time
In monomorphic species, male and female appear quite similar. In dimorphic species, the males appear quite different from the females. (Life, the science of biology, 7th edition, chapter 23)