Harvestmen - Leiobunum rotundum - Langleggur - Áttfætlur - Pöddur

Harvestmen - Leiobunum rotundum - Langleggur - Langi leggur - Daddy long legs - Arachnida - Harvest spider - Shepherd spiders- Leggjakönguló - Langfætluætt - ザトウムシ - 盲蛛 - Opiliones - Phalangida - Pöddur - Smádýr - Áttfætlur. Unlike true spiders, the body of a Harvestman consists of a single part rather than two. Often found in gardens and around houses and is an invasive species. Langleggir eru ekki eiginlega köngulær, eru hvorki með eitur né silkiþráð. Þær sjást mest á haustin. Langir fæturnir sem eru með krókum á endunum eru notaðir til að finna fyrir skordýrum sem eiga leið hjá og notaðar til veiða. Egg eru lögð í jarðveginn þar sem þau klekjast út. Most spiders have eight eyes, but harvestmen have only two which are often mounted on a small turret called an ocularium. Worldwide, there are over 6,400 species of Opilionids. Leiobunum rotundum is chestnut-brown, with a very long round or oval body and thin black legs. The harvestman eats a wide range of small invertebrates, alive or dead. Small invertebrates that it eats include caterpillars, mites, woodlice, and slugs. It drinks a lot of water, especially dew. It will sometimes suck the juice out of overripe or bruised fruit such as windfall apple. See more: https://en.wikipedia.org/wiki/Leiobunum_rotundum Almost all Opilionid males have a penis, which they use to deliver sperm directly to a female mate. The few exceptions include species that reproduce parthenogenetically (when females produce offspring without mating). Daddy longlegs defend themselves in two ways. First, they have scent glands just above the coxae (or hip joints) of their first or second pairs of legs. When disturbed, they release a foul-smelling liquid to tell predators they aren't very tasty. Opilionids also practice the defensive art of autotomy or appendage shedding. They quickly detach a leg in the clutch of a predator and escape on their remaining limbs. See more: https://www.thoughtco.com/daddy-longlegs-order-opiliones-1968025 The Common Harvestman is familiar to us as the long-legged, small-bodied spider-like creature that frequents gardens and houses. Harvestmen are a common and widespread group of long-legged invertebrates and about 25 species live in the UK. They are arachnids, related to spiders and scorpions. Many are predators, eating smaller invertebrates which they catch using hooks at the ends of their legs. See more: https://www.wildlifetrusts.org/wildlife-explorer/invertebrates/spiders/common-harvestman The male Leiobunum rotundum has a globular shape and is red-brown with a black ocularium. The female has a dark saddle that is largely parallel-sided and has a black ring around each eye. Female head-body length 5 -7 mm. Male head-body length 3 mm. Leg length: up to 50 mm. See more: https://www.naturespot.org.uk/species/leiobunum-rotundum Langleggur Mitopus morio er mjög áberandi þar sem hann fer um á sínum löngu leggjum. Hann er því flestum kunnur. Búkurinn er þó ekki ýkja stór, egglaga og óskiptur. Það er algengur misskilningur að langleggur sé könguló. Lesa meira: https://www.ni.is/biota/animalia/arthropoda/chelicherata/arachnida/opiliones/langleggur-mitopus-morio The teguments are soft or subcoriaceous. The striae of the cephalothorax and of the three last abdominal segments are very distinct; those of the anterior segments are scarcely or not at all distinct. The anterior and lateral borders of the cephalothorax are smooth. The eye eminence is relatively small; smooth or, rarely, provided with small, slightly distinct, tubercles; widely separated from the cephalic border. Lateral pores small, oval, and marginal. See more: https://en.wikipedia.org/wiki/Leiobunum It exploits a very wide range of invertebrate prey including, bugs, beetle larvae, moths and myriapods, as well as spiders and other harvestmen. It also makes use of vertebrate carrion. This is another species which may find itself in conflict with some of the introduced species of harvestmen, e.g. L. gracile and Opilio canestrinii, and their interactions would be worthy of investigation. Also the apparent decline in south-east England (potentially a climatic effect) should prompt some resurveys of old sites. See more: http://srs.britishspiders.org.uk/portal.php/p/Summary/s/Leiobunum+rotundum The insect was unharmed in the making of this video. Unfortunately handheld, with such a macro and a minuscule depth of field the video is shaky and not always on focus.

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