Shark threat display — Shark threat display, a type of agonistic display, is a behaviour observed in some sharks when they feel threatened or protective. It consists of a contorting of the body into a series of ritualized postures coupled with an exaggerated swimming… … Wikipedia
Threat — may refer to: *behaviour that emphasizes one s aggressive potential, see threat display *An act of coercion wherein a negative consequence is proposed to elicit response (in the case of an empty threat there is no real negative consequence).… … Wikipedia
lateral threat display — see lateral display … Dictionary of ichthyology
Display (zoology) — Many male birds have brightly coloured plumage for display. This feather is from a male Indian peafowl Pavo cristatus. Display is a form of animal behaviour, linked to survival of the species in various ways. One example of display used by some… … Wikipedia
display — displayer, n. /di splay /, v.t. 1. to show or exhibit; make visible: to display a sign. 2. to reveal; betray: to display fear. 3. to unfold; open out; spread out: to display a sail. 4. to show ostentatiously; flaunt. 5. Print. to give special… … Universalium
Display behavior — is the tendency of living things to express actions or formations, it is thought, for competitive advantage. Among animalsAnimals may use display behavior for different purposes including threat, courtship and direct competition for example. An… … Wikipedia
frontal threat display — when a fish faces another fish and flares its gills and opens its mouth wide. May indicate aggression, defense of territory or self defense by making it appear too large to attack or eat … Dictionary of ichthyology
display behaviour — Ritualized activity by which an animal conveys specific information. The best known displays are visual, but others rely on sound, smell, or touch. Agonistic (aggressive) displays make it unnecessary to chase intruders from a territory or for… … Universalium
lateral display — when fish display the body side to another fish. May involve various body movements such as quivering, body and tail slapping, and spreading fins. This may be courtship or a threat display. The other fish may fold its fins in submission or extend … Dictionary of ichthyology
Balance of threat — The balance of threat theory was proposed by Stephen M. Walt in an article entitled Alliance Formation and the Balance of World Power published in the journal International Security in 1985. The balance of threat theory modified the popular… … Wikipedia
