threat display

any of various ritualized communication signals used by nonhuman animals to indicate that attack or aggression might follow. Examples are fluffed-out fur or feathers, certain facial expressions or body postures, and low-frequency vocalizations (e.g., growls). Animals faced with a threat display can submit or flee before an attack begins. The use of ritualized threat displays can minimize direct physical aggression to the benefit of both individuals.

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Psychology term of the day

May 8th 2024

peptide

n. a short chain of amino acids linked by peptide bonds. Peptides are usually identified by the number of amino acids in the chain. For example, dipeptides have two amino acids, tripeptides three, tetrapeptides four, and so on. See also polypeptide; protein.