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To termites, any breach of the tunnels or nests is a cause for alarm. When termites detect a potential breach, the soldiers usually bang their minds, apparently to entice other troops for defence and to recruit additional workers to repair any breach.56 Additionally, an alarmed termite lumps into other termites that causes them to become alarmed and to leave pheromone trails to the distressed area, which can be a means to recruit extra workers.56.

The pantropical subfamily Nasutitermitinae includes a specialised caste of soldiers, also known as nasutes, that have the capability to exude noxious liquids through a horn-like frontal projection they use for defence.155 Nasutes have dropped their mandibles through the plan of evolution and have to be fed by workers.59 A vast array of monoterpene hydrocarbon solvents have been identified in the liquids which nasutes secrete.156 Likewise, Formosan subterranean termites have been known to secrete naphthalene to protect their nests.157.

Soldiers of those species Globitermes sulphureus commit suicide by autothysis  rupturing a large gland just beneath the surface of the cuticles. The thick, yellowish fluid in the gland gets very tacky on contact with the air, entangling ants or other insects that are trying to invade the nest.158159 Another termite, Neocapriterme taracua, also engages in suicidal defence.

When soldiers guarding nest entrances are attacked by intruders, they engage in autothysis, creating a block which denies entry to any outsider.161.

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Workers use a number of different approaches to take care of their dead, including burying, cannibalism, and avoiding a corpse entirely.162163164 To prevent pathogens, termites occasionally engage in necrophoresis, in which a nestmate conveys away a corpse from the colony to eliminate it elsewhere.165 Which strategy is utilized depends on the nature of this corpse a employee is dealing with (i.e.

A species of fungus is known to mimic termite eggs, successfully avoiding its natural predators. These small brown balls, known as"termite balls", seldom kill the eggsand in some cases the employees tend to these.166 This fungus mimics these eggs by producing a cellulose-digesting enzyme known as glucosidases.167 A unique mimicking behaviour exists between different species of Trichopsenius beetles and certain particular species within Reticulitermes.

This chemical mimicry allows the beetles to integrate themselves within the termite colonies.168 The developed appendages on the physogastric abdomen of Austrospirachtha mimetes enables the beetle to mimic a termite worker.169.

Several species of ant have been known to catch termites to utilize as a fresh food source later on, rather than killing them. For example, Formica nigra captures termites, and people who attempt to escape are instantly captured and driven underground.170 Certain species of ants in the subfamily Ponerinae conduct these raids although other ant species move in alone to steal the eggs or nymphs.146 Ants like Megaponera analis attack the outside of mounds and Dorylinae ants attack underground.146171 Despite this, some termites and ants can coexist peacefully.

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54 species of ants are known to inhabit Nasutitermes mounds, both occupied and abandoned ones.174 One reason many ants live in Nasutitermes mounds this content is due to the termites' frequent occurrence in their own geographic range; another is to protect themselves from floods.174175 Iridomyrmex also inhabits termite mounds although no evidence for any kind of relationship (other than a predatory one) is known.116 In rare cases, certain species of termites reside inside busy ant colonies.176 Some invertebrate organisms such as beetles, caterpillars, flies and millipedes are termitophiles and reside inside termite colonies (they are unable to survive independently).56 As a consequence, certain beetles and flies have evolved with their hosts.

Mounds may also offer why not try this out shelter and warmth to birds, lizards, snakes and scorpions.56.

Termites are known to transport pollen and frequently see flowers,177 are considered as potential pollinators for any number of flowering plants.178 One blossom in particular, Rhizanthella gardneri, is regularly pollinated by foraging employees, and it is perhaps the only Orchidaceae blossom in the world to be pollinated by termites.177

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Many plants have grown powerful defences against termites. But, seedlings are vulnerable to termite attacks and need additional protection, as their defence mechanisms only grow when they've passed the seedling phase.179 Defence is normally accomplished by secreting antifeedant compounds into the woody cell walls.180 This lowers the ability of termites to efficiently digest the cellulose.

When kept near the extract, they get disoriented and eventually perish.181.

Termite populations can be substantially impacted by environmental changes including those caused by human intervention. A Brazilian research investigated the termite assemblages of three websites of Caatinga under different levels of anthropogenic disturbance in the semi-arid region of northeastern Brazil were sampled using 65 x 2 m transects.182 A total of 26 species of termites had been present in the 3 websites, and 196 encounters were recorded in the transects.