I learn in science...

im going to talk about science, the topic:

community interactions: mutualism

                                                     commensalism

                                                     parasitism 

this are the mining: 

mutualism: a relationship between two organisms in which both receive a benefit.

commensalism: a relationship between two organism in which one receive a benefit and the other is neither harm nor help

parasitism: a relationship between two organism in which one receive a benefit and the other is harmed.

here are some pictures:

                                                                           mutualism

                                                                        commensalism

                                                                      parasitism