If a predator overhunts its prey, the prey population will lower to numbers that are too scarce for the predators to find.

If a predator hunts its prey species to numbers too low to sustain the population in the short term, they can cause not only the extinction or extirpation of the prey, but also the extinction of their own species, a phenomenon known as coextinction.

If another stuffed owl is introduced ( or the same one removed and re-introduced ), the birds react to it again as though it were a predator, demonstrating that it is only a very specific stimulus that is habituated to ( namely, one particular unmoving owl in one place ).

If a potential predator visits, both parents respond aggressively, issuing alarm calls and striking with talons.

If the sentinel detects a predator, it gives a loud alarm to warn the troop and indicate whether the threat comes from the air or the ground: if from the air, the meerkats rush to the nearest hole ; if from the ground, the troop flees.

If pursued into the water, a kangaroo may use its forepaws to hold the predator underwater so as to drown it.

If chased by a bird of prey or other predator, it will bolt straight down the nearest hole like a rodent until the danger has passed.

If the parent sees that a potential predator is not following them, they will move closer and get louder until they get the attention of the predator.

If a potential predator approaches the nest, the adult will walk away from the scrape, calling to attract the intruder and feigning a broken wing.

If a predator tries to take it by the body, the lizard drives that side of its body down into the ground so the predator cannot easily get its lower jaw underneath the lizard.

If the predator persists, the often hissing crane will attack, stabbing with their bill ( which is powerful enough to pierce the skull of a small carnivore ) and kicking with their feet.

If a predator of the spotted salamander manages to dismember a part of a leg, tail, or even parts of the brain / head, then it can grow back a new one, although this takes a massive amount of energy.

If a predator were to bite off an arm tip, the vampire squid can regenerate it.

If a prey animal moves or makes a noise in such a way that a predator can detect and capture it, that fits the definition of " communication " given above.

If seized by a predator its tail is deliberately cast and wriggles violently attracting attention while the lizard may escape.

If there is a likelihood that market entrants will prevent the predator from recouping its investment through supra competitive pricing, then there is no probability of success and the antitrust claim would fail.

If this is not sufficient, the adults will physically combat the predator, battering with their powerful wings and chomping down with their large bills, and have managed to kill predators equal to their own weight in confrontations.

A group effort attempts to answer the most common psychological questions: If there is a risk of a sexual predator re-offending if put back in society ; If an offender is competent to stand trial ; whether or not an offender was sane / insane at the time of the offense.

If two aposematic species that encounter the predator in equal number equally often come to mimic each other, it becomes completely arbitrary to call one a mimic and another a model.

If a potential predator approaches the nest, the adult will walk away from the scrape, calling to attract the intruder and feigning a broken wing.

If a predator is very close, spiny lobsters will flex their muscular tail in order to escape the predator, backwards.

If a cerebral AVM is detected before a stroke occurs, usually the arteries feeding blood into the nidus can be closed off to avert the danger.

If the reason is self-defence, one must demonstrate why he / she believes his / her life is in danger ;

If the hydrofoils hit something the boat will fall off the foils and this often creates a perception of increased danger.

# If the German Armed Forces ( Wehrmacht ) were not in a position to break the danger from the Eastern front, then Nazi Germany would fall to Bolshevism, and all of Europe would fall shortly afterward ;

If they feel threatened or sense danger, they may try to escape by climbing a rock column or tree.

If it came from halfway up the hill, this would signify all was well, but from the top of the hill it would signify danger.

If a large part of the cooking time is spent at temperatures lower than 60 ° C ( as when the contents of the cooker are slowly cooling over a long period ), a danger of food poisoning due to bacterial infection, or toxins produced by multiplying bacteria, arises.

" Poet and editor Thomas Hood wrote, " If Christmas, with its ancient and hospitable customs, its social and charitable observances, were ever in danger of decay, this is the book that would give them a new lease.

If the purpose of the game is to collect as many cards as possible of one suit, then the danger of the game is discarding cards of that same suit.

If the danger of death is present or if, in the judgement of the diocesan bishop or conference of bishops, some other grave necessity urges it, Catholic ministers administer these same sacraments licitly also to other Christians not having full communion with the Catholic Church, who cannot approach a minister of their own community and who seek such on their own accord, provided that they manifest Catholic faith in respect to these sacraments and are properly disposed.

If at any time the risk from any hazard poses a significant danger ( as a factor of likelihood and seriousness ) to the rescuer, they should consider whether they should approach the scene ( or leave the scene if appropriate ).

If a major offensive was launched against a point in the line, mobile reinforcements would be sent to reinforce that part of the line that was in danger of failing.

If the meerkat spots danger, it barks loudly or whistles.

: If individuals are a danger to society and / or to themselves but not responsible through a lack of understanding, there is no point in punishment ( whether in the criminal or non-criminal sense ).

If A carries out these instructions, making no effort to contact the police or to warn those in the danger area, the issue of liability for death and injury resulting depends on the state's values.

If an accused has actually committed the full offence, the reality of the danger has been demonstrated.

If Westmoreland had a grasp of the potential for danger, he did not communicate it very well to others.

Gregory of Tours transmits complete his prayer in chapter II of the History of the Franks: " O Jesus Christ, you who as Clotilde tells me are the son of the Living God, you who give succor to those who are in danger, and victory to those accorded who hope in Thee, I seek the glory of devotion with your assistance: If you give me victory over these enemies, and if I experience the miracles that the people committed to your name say they have had, I believe in you, and I will be baptized in your name.

If, owing to such alterations, immediate danger threatens other states the powers bind themselves, by peaceful means, or if need be, by arms, to bring back the guilty state into the bosom of the Great Alliance.

If a person loses consciousness underwater, especially in fresh water, there is a considerable danger that they will drown.

If fed, the alligators will eventually lose their fear of humans and will learn to associate humans with food, thereby becoming a greater danger to people.

From a Catholic canonical point of view, provisions of the joint synodal decree are fully consistent with the provisions of canon 671 of the 1991 Code of Canons of the Eastern Churches, which states: " If necessity requires it or genuine spiritual advantage suggests it and provided that the danger of error or indifferentism is avoided, it is permitted for Catholic Christian faithful, for whom it is physically or morally impossible to approach a Catholic minister, to receive the sacraments of penance, the Eucharist and anointing of the sick from non-Catholic ministers, in whose Churches these sacraments are valid.

If damaged " between wind and water " ( i. e., in the exposed section of the hull ) she was consequently in danger of sinking when on the other tack.

If I were to see a friend walking through a wood on a dark night along a path which I knew ended in a precipice, would it not be my duty, sir, to warn him of his danger?