Atoms that have gained or lost electrons are called

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

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.

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only