Connective tissues
Connective tissues are made up of fibrous cells. Blood and Bone are good examples of specialized connective tissues.
Since bees and butterflies both pollen are flowers, the growth (population) of flowering plants would become less common without the pollen being spread.
In ecology, a community is a group or association of populations of two or more different species occupying the same geographical area at the same time, also known as a biocoenosis. The term community has a variety of uses