Examlex
The classical hypothesis of speciation is comprised of a three-step process.What are the three steps?
Spiny Echidnas
Egg-laying mammals native to Australia and New Guinea, known for their spines and elongated snouts.
Endothermy
The physiological capability of an organism to maintain a constant body temperature through metabolic activity, regardless of external temperatures.
Mammary Glands
Exocrine glands that secrete milk for the young; a derived character of mammals.
Descendants
Individuals or organisms that come from a specific ancestor, representing the future generations in a lineage.
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