Birds and mammals have achieved great success in the evolution of the development of the air-air environment in comparison with other vertebrates. Explain what the common features of their organization have contributed to this.
1) Birds and mammals are warm-blooded animals, which makes them more independent from temperature fluctuations.
2) Internal fertilization and feeding offspring increased the chances of survival and preservation of their species;
3) The high level of development of the nervous system, rational activity with many conditioned reflexes complicated their behavior and expanded their adaptation to different living conditions
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