Reptiles and amphibians are <u>cold</u><u> </u><u>blooded</u><u> </u><u>and</u><u> </u><u>need</u><u> </u><u>to</u><u> </u><u>stay</u><u> </u><u>in</u><u> </u><u>warm</u><u> </u><u>environments</u> to ensure survival. Mammals are found in the tundra which makes 4 incorrect.