They try to discern the sex and sexual state of the other dog (usually by smell), but may become anxious among strangers, as expressed by various postures, growls, or barking.
Dogs may bite other dogs' necks as a natural behavior to establish dominance or playfulness. It can also be a way for them to communicate and interact with other dogs.
dogs pigs butterflies.....
cultures interact
dogs interact with people by looking at you, wagging their tails, or even barking or laying on the ground.
cultures interact
Aspirine does not interact with amphetamine so they do not affect each to other
cats
When they interact their properties change
Other Dogs, or maybe the dog catcher if it happens to be roaming the streets.
they fall asleep next to each other, that's it
Yes of course just like when a dog barks at another dog they are talking to each other also like dogs trying to get pregnant they have to get on each other which is also body language.That is called humping .
The mother dogs teach their babies basic skills of how to interact with other dogs. The most important thing she teaches them is bite inhibition which is when she lets the puppy know when it bites too hard by nipping at it or ignoring it. Litter mates also teach each other bite inhibition.