By publishing their results.
Insects communicate with each other by sensory.
I do not know how Jaguars communicate with each other. They might growl or purr.
They communicate with each other through Canalicili Extensions.
Penguins communicate by touhing each other, or feeling each other
The reason research article should fellow a standard format is that the scientists communicate with each other's through the articles and share their research results. To communicate effectively, the scientist need to fellow a standard format to present their research results in a clear and logical way
they hit each other
They communicate with each other by sharing their ideas and maybe talk about their experiments together or writing to each other
Salamanders communicate with each other by visual ways. They also secrete a chemical that other salamanders can smell as a way to communicate.
by talking to each other
Caribou communicate by snorting or grunting :>)
Non-sentient objects do not communicate.
Octopus communicate with each other by the movement of their body and the change of body colors.