Examlex
When choosing an identifier, choose one that will not change its value often.
Synapomorphies
Shared derived characteristics or traits that are used to group organisms together, indicating common ancestry.
Dolphins
Intelligent aquatic mammals known for their complex behaviors and communication skills, belonging to the family Delphinidae.
Mammals
Warm-blooded vertebrates characterized by the presence of mammary glands which produce milk for feeding their young, and typically possessing hair or fur.
Monophyletic
A group of organisms that consists of all the descendants of a common ancestor.
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