Indian Cooperative Spider
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Indian Cooperative Spider
''Stegodyphus sarasinorum'', also known as the Indian cooperative spider, is a species of velvet spider of the family Eresidae. It is native to India, Sri Lanka, Nepal, and Myanmar. This spider is a social spider that exhibits communal predation and feeding, where individuals live in large cooperatively built colonies with a nest or retreat constructed of silk woven using leaves, twigs, and food carcasses, and a sheet web for prey capture. Individual ''S. sarasinorum'' spiders that have attacked prey once are more likely to attack prey again, independent of their body size or hunger level. ''Stegodyphus'' is the only genus of the family Velvet spider, Eresidae that is arboreal, not terrestrial. Description ''Stegodyphus sarasinorum'', like most Eresids, are short, stout spiders lined with several fine hairs. These fine hairs give the spiders an ash-colored appearance. The dorsal side of the abdomen is marked with three longitudinal white stripes and six pairs of dots, which are p ...
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Thazhambur
Thalambur is a place which is located behind Navalur near Chennai Chennai, also known as Madras (List of renamed places in India#Tamil Nadu, its official name until 1996), is the capital city, capital and List of cities in Tamil Nadu by population, largest city of Tamil Nadu, the southernmost states and .... It is a pristine location for peaceful living. Locality introduction and neighbourhood Thalambur is located between Sholinganallur and Navallur in the southern region of Chennai. Because of its proximity to famous IT corridor Old Mahabalipuram Road (OMR) (8.7Km), Thalambur has witnessed significant growth in the residential sector. Thalambur enjoys good connectivity to its surrounding locations such as Ottiambakkam, Moolacheri, Sithalapakkam, Siruseri, Arasankazhani and Perumbakkam. Thalambur is home to several prestigious residential projects such as Casagrand Ritz, Casagrand Pavilion, Roomscapes Village, SKC Aparah and SSPDL Lakewood Enclave. Physical infras ...
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Indian Cooperative Spiders Imported From INaturalist Photo 78168282 On 5 April 2024
Indian or Indians may refer to: Associated with India * of or related to India ** Indian people ** Indian diaspora ** Languages of India ** Indian English, a dialect of the English language ** Indian cuisine Associated with indigenous peoples of the Americas * Indigenous peoples of the Americas ** First Nations in Canada ** Native Americans in the United States ** Indigenous peoples of the Caribbean ** Indigenous languages of the Americas Places * Indian, West Virginia, U.S. * The Indians, an archipelago of islets in the British Virgin Islands Arts and entertainment Film * ''Indian'' (film series), a Tamil-language film series ** ''Indian'' (1996 film) * ''Indian'' (2001 film), a Hindi-language film Music * Indians (musician), Danish singer Søren Løkke Juul * "The Indian", an unreleased song by Basshunter * "Indian" (song), by Sturm und Drang, 2007 * "Indians" (song), by Anthrax, 1987 * Indians, a song by Gojira from the 2003 album '' The Link'' Other uses i ...
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Spiders Of Sri Lanka
The following list is of spiders recorded in Sri Lanka, a tropical island situated close to the southern tip of India. Spiders Spiders (order (biology), order Araneae) are air-breathing arthropods that have eight legs and chelicerae with fangs that inject venom. Anatomically, spiders differ from other arthropods in that the usual body segmentation (biology), segments are fused into two Tagma (biology), tagmata, the cephalothorax and abdomen, and joined by a small, cylindrical pedicel (spider), pedicel. Unlike insects, spiders do not have Antenna (biology), antennae. In all except the most primitive group, the Mesothelae, spiders have the most centralized nervous systems of all arthropods, as all their ganglia are fused into one mass in the cephalothorax. Unlike most arthropods, spiders have no extensor muscles in their limbs and instead extend them by hydraulic pressure. , at least 45,700 spider species, and 114 Family (biology), families have been recorded by Taxonomy (biology), ...
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Arthropods Of Nepal
Arthropods ( ) are invertebrates in the phylum Arthropoda. They possess an arthropod exoskeleton, exoskeleton with a cuticle made of chitin, often Mineralization (biology), mineralised with calcium carbonate, a body with differentiated (Metamerism (biology), metameric) Segmentation (biology), segments, and paired jointed appendages. In order to keep growing, they must go through stages of moulting, a process by which they shed their exoskeleton to reveal a new one. They form an extremely diverse group of up to ten million species. Haemolymph is the analogue of blood for most arthropods. An arthropod has an open circulatory system, with a body cavity called a haemocoel through which haemolymph circulates to the interior Organ (anatomy), organs. Like their exteriors, the internal organs of arthropods are generally built of repeated segments. They have ladder-like nervous systems, with paired Anatomical terms of location#Dorsal and ventral, ventral Ventral nerve cord, nerve cord ...
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Spiders Of Myanmar
Spiders (order Araneae) are air-breathing arthropods that have eight limbs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude silk. They are the largest order of arachnids and rank seventh in total species diversity among all orders of organisms. Spiders are found worldwide on every continent except Antarctica, and have become established in nearly every land habitat. , 53,034 spider species in 136 families have been recorded by taxonomists. However, there has been debate among scientists about how families should be classified, with over 20 different classifications proposed since 1900. Anatomically, spiders (as with all arachnids) differ from other arthropods in that the usual body segments are fused into two tagmata, the cephalothorax or prosoma, and the opisthosoma, or abdomen, and joined by a small, cylindrical pedicel. However, as there is currently neither paleontological nor embryological evidence that spiders ever had a separate tho ...
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Spiders Of The Indian Subcontinent
Spiders ( order Araneae) are air-breathing arthropods that have eight limbs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude silk. They are the largest order of arachnids and rank seventh in total species diversity among all orders of organisms. Spiders are found worldwide on every continent except Antarctica, and have become established in nearly every land habitat. , 53,034 spider species in 136 families have been recorded by taxonomists. However, there has been debate among scientists about how families should be classified, with over 20 different classifications proposed since 1900. Anatomically, spiders (as with all arachnids) differ from other arthropods in that the usual body segments are fused into two tagmata, the cephalothorax or prosoma, and the opisthosoma, or abdomen, and joined by a small, cylindrical pedicel. However, as there is currently neither paleontological nor embryological evidence that spiders ever had a separ ...
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Spiders Of Asia
Spiders ( order Araneae) are air-breathing arthropods that have eight limbs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude silk. They are the largest order of arachnids and rank seventh in total species diversity among all orders of organisms. Spiders are found worldwide on every continent except Antarctica, and have become established in nearly every land habitat. , 53,034 spider species in 136 families have been recorded by taxonomists. However, there has been debate among scientists about how families should be classified, with over 20 different classifications proposed since 1900. Anatomically, spiders (as with all arachnids) differ from other arthropods in that the usual body segments are fused into two tagmata, the cephalothorax or prosoma, and the opisthosoma, or abdomen, and joined by a small, cylindrical pedicel. However, as there is currently neither paleontological nor embryological evidence that spiders ever had a se ...
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List Of Eresidae Species
This page lists all described species of the spider family Eresidae accepted by the World Spider Catalog : ''Adonea'' '' Adonea'' Simon, 1873 * '' A. algarvensis'' Wunderlich, 2017 — Portugal * '' A. algerica'' (El-Hennawy, 2004) — Algeria, Israel * '' A. fimbriata'' Simon, 1873 (type) — Algeria, Tunisia, Greece, Israel ''Dorceus'' '' Dorceus'' C. L. Koch, 1846 * '' D. albolunulatus'' (Simon, 1876) — Algeria * '' D. fastuosus'' C. L. Koch, 1846 (type) — Tunisia, Senegal, Israel * '' D. latifrons'' Simon, 1873 — Algeria, Tunisia * '' D. quadrispilotus'' Simon, 1908 — Egypt * '' D. trianguliceps'' Simon, 1911 — Tunisia ''Dresserus'' '' Dresserus'' Simon, 1876 * '' D. aethiopicus'' Simon, 1909 — Ethiopia * '' D. angusticeps'' Purcell, 1904 — South Africa * '' D. armatus'' Pocock, 1901 — Uganda * '' D. bilineatus'' Tullgren, 1910 — East Africa * '' D. collinus'' Pocock, 1900 — South Africa * '' D. colsoni'' Tucker, 1920 — South Africa * '' D. darlingi' ...
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Semelparity And Iteroparity
Semelparity and iteroparity are two contrasting reproductive strategies available to living organisms. A species is considered ''semelparous'' if it is characterized by a single reproduction, reproductive episode before death, and ''iteroparous'' if it is characterized by multiple reproductive cycle, reproductive cycles over the course of its lifetime. ''Iteroparity'' can be further divided into continuous iteroparity (primates, including humans and chimpanzees) and seasonal iteroparity (birds, dogs, etc.) Some Botany, botanists use the parallel terms monocarpy and polycarpy. (See also plietesials.) In truly ''semelparous'' species, death after reproduction is part of an overall strategy that includes putting all available resources into maximizing reproduction, at the expense of future life (see #Trade-offs, § Trade-offs). In any ''iteroparous'' population there will be some individuals who happen to die after their first and before any second reproductive episode, but unless ...
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Isoptera
Termites are a group of detritophagous eusocial cockroaches which consume a variety of decaying plant material, generally in the form of wood, leaf litter, and soil humus. They are distinguished by their moniliform antennae and the soft-bodied, unpigmented worker caste for which they have been commonly termed "white ants"; however, they are not ants but highly derived cockroaches. About 2,997 extant species are currently described, 2,125 of which are members of the family Termitidae. Termites comprise the infraorder Isoptera, or alternatively the epifamily Termitoidae, within the order Blattodea (the cockroaches). Termites were once classified in a separate order from cockroaches, but recent phylogenetic studies indicate that they evolved from cockroaches, as they are deeply nested within the group, and the sister group to wood-eating cockroaches of the genus '' Cryptocercus''. Previous estimates suggested the divergence took place during the Jurassic or Triassic. More ...
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Hemiptera
Hemiptera (; ) is an order of insects, commonly called true bugs, comprising more than 80,000 species within groups such as the cicadas, aphids, planthoppers, leafhoppers, assassin bugs, bed bugs, and shield bugs. They range in size from to around , and share a common arrangement of piercing-sucking mouthparts. The name "true bugs" is sometimes limited to the suborder Heteroptera. Entomologists reserve the term ''bug'' for Hemiptera or Heteroptera,Gilbert Waldbauer. ''The Handy Bug Answer Book.'' Visible Ink, 1998p. 1. which does not include other arthropods or insects of other orders such as ants, bees, beetles, or butterflies. In some varieties of English, all terrestrial arthropods (including non-insect arachnids and myriapods) also fall under the colloquial understanding of ''bug''. Many insects with "bug" in their common name, especially in American English, belong to other orders; for example, the lovebug is a fly and the Maybug and ladybug are beetles. ...
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Hymenoptera
Hymenoptera is a large order of insects, comprising the sawflies, wasps, bees, and ants. Over 150,000 living species of Hymenoptera have been described, in addition to over 2,000 extinct ones. Many of the species are parasitic. Females typically have a special ovipositor for inserting eggs into hosts or places that are otherwise inaccessible. This ovipositor is often modified into a stinger. The young develop through holometabolism (complete metamorphosis)—that is, they have a wormlike larval stage and an inactive pupal stage before they reach adulthood. Etymology The name Hymenoptera refers to the wings of the insects, but the original derivation is ambiguous. All references agree that the derivation involves the Ancient Greek πτερόν (''pteron'') for wing. The Ancient Greek ὑμήν (''hymen'') for membrane provides a plausible etymology for the term because species in this order have membranous wings. However, a key characteristic of this order is that the hi ...
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