Which of the following is the best example of an organism maintaining homeostasis

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?

Introducing minvasive species to an ecosystem results in an increase in biodiversity is it true or false