What is the term for the social exchange of food between termites?

The term that describes the social exchange of food between termites is known as trophallaxis. This process is crucial for the survival and functioning of termite colonies, as it allows for the transfer of nutrients, moisture, and information among colony members. During trophallaxis, termites share partially digested food, known as gut content, through their mouths or by contacting their bodies, which helps to strengthen social bonds and ensure that all members of the colony receive the necessary sustenance to thrive.

Grooming, while important in maintaining hygiene and social structure within the colony, does not pertain to the exchange of food. Hierarchical exchange refers more to the social structures and relationships within the colony rather than specific feeding behaviors. Nutritional sharing, though it may seem relevant, is a broader concept and does not specifically refer to the organized process recognized as trophallaxis. Thus, the term accurately captures the specialized feeding behavior exhibited by termites.