Convergent Evolution because the finches beaks had to adapt to the different terrain based on what they access of to eat.
When old red blood cells rupture, the released hemoglobin is ingested by macrophages
Circulatory system.....circulates blood (a vital delivery system of oxygen) throughout the whole body when tissues need it the most and with a constant supply.
Consumers. Obviously all animals are not b or c as there are animals that are both. Plants are producers as they produce energy, and animals consume the energy making them consumers.