i really dont know know or care hope i answered your question
I think they communicate with body language.
Yes they do. They don't even know they help each other out themselves! They are all part of the food chain.
yes
A community of plants and other animals that interact with each other and their environment.
because animals love plants
Plants, insects, and each other.
they have their own way of comnunicating with each other for example the way humans talk
Animals that normally don't come near each other will be weary of each other. These animals could choose not to interact for example.
By speaking to each other.
Humans, each other, as well as dolphins.
Lots of animals in the rainforest eat each other like there are lot of bird eating bird species who like to snack on each other
Predator prey relationships animals eating plants etc