The stork uses its saw-like bill to cut up the dead animals it eats. As a result, the dead animal's carcass is accessible to some bees for food and egg-laying. * a. mutualism
b. commensalism
c. parasitism

amber has allowed scientists to study dna that has been preserved over millions of years.

b brown mice / white sand dunes

if you add everything up correctly you should get 69 i got this because 50 plus 19 is it