Ecology is made up of mathematics many sciences the science of biology animals

Ecology is made up of the science of biology. Ecology is a science that deals with the relationships between groups of living things and their environments. To exist with one another, organisms belonging to a same species either compete for the resources or divide it amongst themselves, where animals and plants of the same species co-exist and creates a beauty with nature.

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands