Reptiles are ectothermic vertebrates characterized by scaly skin, laying shelled eggs, and possessing lungs throughout their life, while mammals are endothermic, have fur or hair, and typically nurse their young with milk. Additionally, reptiles generally exhibit a more primitive structure in their hearts and have a simpler reproductive system compared to mammals.
Vertebrates include fish, amphibians, reptiles, birds, and mammals. Analyze the common characteristics of reptiles and explain how they differ from mammals. Explain your answer in one or two sentences.///
1 answer