they hit each other
they hit each others tail
crocodiles make splashes in the water to communicate with each other.
Insects communicate with each other by sensory.
I do not know how Jaguars communicate with each other. They might growl or purr.
no
Crocodiles are reptilians. Piranhas are fish. They aren't close to each other.
They communicate with each other through Canalicili Extensions.
Penguins communicate by touhing each other, or feeling 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.
They communicate with each other by sharing their ideas and maybe talk about their experiments together or writing to each other
Pill Bugs release chemical messages in the air to communicate with each other.
they would likely fight for mating rights during the mating season. or they could fight each other for food.