Fish Primates Species Whaling 
10,000 Birds
JUNE 16, 2011
But that is because we often have the relationship between dinosaurs and birds reversed in our little primate minds; Much of what is bird-like is not exclusive to birds, but rather, to a larger group of dinosaurs. Among mammals, bipedalism is found in several rodents, a number of marsupials, and one primate.
10,000 Birds
JUNE 27, 2018
There are important details within that dictum that we will ignore here, but this has to do with knowing when a characteristic doesn’t really tell you about the relative position of species on a “tree of life” vs when the characteristic works for that purpose. Some sort of ancient fish-with-feet is the ancestors of humans.
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