photosynthesis and respiration
Your answer is B Second Law of Thermodynamics
Vertebrates have a back bone. They have living endoskeleton, pharnyx and efficient respiration, advanced nervous system, and paried limbs.
1. brown and red in color to help blend into their dry habitat
2. a weasel-like body that helps them maneuver around bushes, trees, and predetors
1. they typically live alone and hunt mainly during the night time. this helps them keep a low profile in large plains
2. they made a wide variety of sounds, some for fun, some for mating, some to luring prey
