Which heron is affected by many factors in its environment. What distinguishes the biotic factors from the abiotic factors? A. location in the water or out of the water
B. plant or animal
C. living or nonliving
D. food or not food

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent