It must be widespread, limited in geological time, and distinctive.
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D- neither attribute is taking dominance so it is incomplete
On the Galapagos Islands, Darwin also saw several different types of finch, a different species on each island. ... Finches that ate small nuts and seeds had beaks for cracking nuts and seeds. Darwin noticed that fruit-eating finches had parrot-like beaks, and that finches that ate insects had narrow, prying beaks.
Idk sry abt that I’ll help u on something else
