What is an adaptation that is not a structure?

What is the food chain of bottlenose dolphin? How many beats per minute should an 18 year old have? How much does a John Deere 4055 weigh? What is a dolphin's breeding info? How much do adult cavapoo dogs weigh? Where is last mammoth Well apparently there's one last female mammoth somewhere in the U.S.A and I was wondering about which zoo she was located in.? What two reasons explain the use of camels in the desert to transport gods? Are hosta plants poison to dogs? What is the date 100 days before February 1? Why did Lin Onus make the dingo proof fence? Do humans eat Arctic foxes? Where can you find pictures of a shepherd with his sheep? What kind of hawks eats a prairie dog? What does Scribble and Dribble mean? Do cats like tsunamis? Does stress induce estrous in female ferrets? Why does Genesh have an elephant face? What is the life cycle of an American pit bull? Does deer scat make good garden fertilizer? Do feral rabbits get diseases from mosquitoes?