How Can Control Termite for Dummies
Termites are eusocial insects which are classified at the taxonomic rank of infraorder Isoptera, or as epifamily Termitoidae within the cockroach order Blattodea. Termites were once classified in another order from cockroaches, but recent phylogenetic studies indicate that they evolved from near ancestors of cockroaches during the Jurassic or Triassic.
About 3,106 species are currently clarified, with a few hundred more left to be described. Although these insects are often called"white ants", they're not ants. .
Like ants and some bees and wasps from the distinct purchase Hymenoptera, termites divide labour among castes consisting of sterile male and female"workers" and"soldiers". All colonies have fertile men called"kings" and one or more fertile females called"queens". Termites mostly feed on dead plant material and cellulose, generally in the kind of wood, leaf litter, soil, or animal dung.
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Termites are among the most prosperous groups of insects on Earth, colonising most landmasses except Antarctica. Their colonies range in size from a couple hundred individuals to enormous societies with several million individuals. Termite queens have the longest lifespan of any insect in the world, with a few queens reportedly living around 30 to 50 decades.
Colonies are called superorganisms because the termites form a part of a self-regulating entity: the colony itself. .
Termites are a delicacy in the diet of some human civilizations and are used in many traditional medicines. Several hundred species are economically significant as insects that can cause serious damage to buildings, plants, or plantation forests. Some species, such as the West Indian drywood termite (Cryptotermes brevis), are considered as invasive species. .
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The infraorder name Isoptera is derived from the Greek words iso (equal) and ptera (winged), which describes the nearly equivalent size of the fore and hind wings.2"Termite" derives from the Latin and Late Latin word termes ("woodworm, white ant"), altered by the influence of Latin terere ("to rub, wear, erode") by the prior word tarmes.
The external appearance of this giant northern termite Mastotermes darwiniensis is suggestive of the intimate relationship between termites and cockroaches.
Termites were previously placed in the order Isoptera. As early as 1934 suggestions were made that they were closely linked to wood-eating cockroaches (genus Cryptocercus, the woodroach) dependent on the similarity of their symbiotic gut flagellates.6 In the 1960s additional evidence supporting that hypothesis appeared when F. A. McKittrick noted similar morphological traits between a number of termites and Cryptocercus nymphs.7 In 2008 DNA analysis from 16S rRNA sequences8 affirmed the position of termites being nested within the evolutionary tree containing the sequence Blattodea, which included the cockroaches.910 The cockroach genus Cryptocercus shares the strongest phylogenetical similarity with termites and is considered to be a sister-group to termites.1112 Termites and Cryptocercus share similar morphological and societal features: for instance, most cockroaches do not display social characteristics, but Cryptocercus takes care of its own young and displays other social behavior such as trophallaxis and allogrooming.13 Termites are regarded as the descendants of the genus Cryptocercus.914 Some investigators have suggested a more conservative step of retaining the termites as the Termitoidae, an epifamily within the cockroach sequence, which preserves the classification of termites at family level and under.15 Termites have long been accepted to be closely associated with cockroaches and mantids, and they are categorized in the same superorder (Dictyoptera).1617.
The earliest unambiguous termite fossils date to the early Cretaceous, but given the diversity of Cretaceous termites and early fossil records showing mutualism between microorganisms and such insects, they likely originated before in the Jurassic or Triassic.181920 Further evidence of a Jurassic origin is the assumption that the extinct Fruitafossor consumed termites, judging from the morphological resemblance to modern termite-eating mammals.21 The oldest termite nest detected is thought to be from the Upper Cretaceous in West Texas, in which the oldest known faecal pellets have been discovered.22 Claims that footprints arose earlier have faced controversy.
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Weesner indicated that the Mastotermitidae termites may go back to the Late Permian, 251 million years ago,23 and fossil wings that have a close resemblance to the wings of Mastotermes of their Mastotermitidae, the most primitive living termite, have been found in the Permian layers in Kansas.24 it's even possible that the first termites emerged during the Carboniferous.25 The folded wings of this fossil wood roach Pycnoblattina, arranged in a convex pattern between segments 1a and 2a, resemble those seen in Mastotermes, the only living insect with the identical pattern.24 Krishna et al., however, consider that each one of the Paleozoic and Triassic insects tentatively classified as termites are in fact unrelated to termites and should be excluded from the Isoptera.26 The crude giant northern termite (Mastotermes darwiniensis) exhibits numerous cockroach-like attributes that are not shared with other termites, such as laying its eggs in rafts and having anal lobes on the wings.27 Cryptocercidae and Isoptera are united in the clade Xylophagidae.28 Termites are sometimes called"white ants" but the only resemblance to the ants is because of their sociality that's due to convergent evolution2930 with termites being the first social insects to evolve a caste system more than 100 million years back.31 Termite genomes are generally relatively read review large compared to that of other insects; the first fully sequenced termite genome, of Zootermopsis nevadensis, that was printed in the journal Nature Communications, consists of approximately 500Mb,32 while 2 subsequently published genomes, Macrotermes natalensis and Cryptotermes secundus, are considerably larger at around 1.3Gb.3330.