The evolutionary success of mammals is mainly attributed to:
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Correct answer: Endothermy and high parental care
Endothermy allows mammals to inhabit diverse environments by maintaining a stable body temperature, while intensive parental care — nursing and nurturing offspring — greatly increases juvenile survival rates. Together these traits underpin the extraordinary adaptive radiation of mammals.
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More Reptilia, Aves and Mammalia questions
- Which feature is characteristic of reptiles that enabled their complete adaptation to terrestrial life?
- The skin of reptiles is primarily adapted to:
- Which chamber condition is typically found in the reptilian heart?
- Which reptilian group shows a completely four-chambered heart?
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- Which bone modification is crucial for flight in birds?