Animals that are members of different species and share a habitat peacefully

The answer is Coexistence.

Coexistence refers to a state or a scenario in which members of different species live and share in a same habitat peacefully. The groups of animals respect their differences and resolves the conflicts without the presence of violence. There are many ways for different species to coexist. They might share a same habitat but uses them on different time of a day. 

Molecules called lipids have long hydrocarbon chains that determine the way they act. they can be fats, oils, or hormones, and even exist in our cell membranes