Pauki

White Desert - Egypt

The spider reproduction organs are located in front of the spinning organs. Males have various ways to demonstrate a female individual that he is interested in mating. Males of some species offer a present, others “call” the female with their feet on the network, and some perform a dance. If the signals are correct and the female is ready for mating, she allows the gentleman to approach. Before mating, males fill the oblong bulbs (zimbiums) at the ends of Pedipalp with s***m, for which they create a small network. Then the males throw a few drops of s***m from the ge****ls onto the network and gain s***m into zimbiums.

Propagation
Spiders Separate Pols. Males are often smaller and more colorful than females. Males can be easily identified by pedapalpas, or rather, by oblong bulbs at their ends, which they use to introduce s***m into the open ge***al organs of female individuals.

Movement
Spiders move on the surfaces with the help of the paws. Serebryanka water spider for movement in the water column uses swimming bristles on the hind legs.
The web of more than 50 % consists of a protein of fiberin with a molecular weight of 200-300 kDi. The web is produced for various purposes: to build hunting networks and cocoons for eggs, flights in case of danger, etc.

Six types of glands are known:

GLANDULA AGGREGATA - produces sticky silk;
Glandula Ampulleceae - the main and youngest for the production of threads for moving;
GLANDULA PYRIFORMES - produces silk for fasteners;
GLANDULA ACINIFORMES - produces a silk for wandering production;
GLANDULA TUBILIFORMES - produces silk for a bag of eggs;
Glandula Coronatae - produces threads for the axes of sticky threads.
In a separate type of spiders, all types of glands are not at the same time .

I love this image.
The Hart tree in the Redwood Mountain Grove, Kings Canyon National Park, California. Photo: Jack Tumen

Open breathing holes covered with lids. There are also ordinary trachea that have the appearance of long tubes and transport oxygen from the respiratory holes (sparelings) to organs tissues.

The respiratory system of spiders is quite peculiar. They have pulmonary bags that are similar to the pages of the book, as they have plates.

Behind Pedipalp, four pairs of legs are attached to the Golovoredi, of which each consists of 7 segments: a basin (plow), Vertluga (Trochanter), thighs (Femur), cups (Patella), lower leg, forerunner (Metatarsus) and legs (Tarsus ), armed from below smooth or jagged claws, between which there is sometimes a shorter non -pair of claws.

Between the Helitsers on the top of the tubercle (Rostrum) there is a rotary hole that serves for sucking; This tubercle from below is limited by the front process of the chest (sternum), the so -called lip (Pars Labialis), and on the sides with two maxillaments (Lamina Maxillares).