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Which adaptations allowed reptiles to complete their life cycles on land? an amniotic egg lungs four legs ectothermic metabolism
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Which adaptations allowed reptiles to complete their life cycles on land? an amniotic egg lungs four legs ectothermic metabolism

User Antonio Favata
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Answer: The amniotes are distinguished from amphibians by the presence of a terrestrially adapted egg protected by amniotic membranes. The amniotes include reptiles, birds, and mammals. A key adaptation that permitted reptiles to live on land was the development of scaly skin. I hope this helps

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User PSBeginner
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