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As a chrysalis, some of the caterpillar's organs dissolve. Groups of special cells divide and multiply to form wings and other adult body parts. As a chrysalis, some of the caterpillar's organs ...
Caterpillars live on tamarind trees and colonies of several hundred spin communal cocoons. The cocoon's outer layers are beige, while inner layers enclosing each individual are white. Cocoons are boiled in water and wood ash to remove the gum binding filaments together and washed clean. When spun and woven the resulting cloth is coarse, and ...
During the process, the cocoons are kept under the surface of the solution by means of a plastic mesh, using a partial vacuum to encourage penetration of the solution. Afterwards, the cocoons are thoroughly washed with running tap water (three times 3 h) and subsequently reeled in tap water at room temperature using the standard method for ...
Bulldog ants spin cocoons to protect themselves during pupation. [1] Weaver ants use silk to connect leaves together to make communal nests. [1] Caddisfly larvae produce silk. Webspinners have silk glands on their front legs. Hornets; Silverfish; Mayflies; Thrips
Thai weavers separate the completed cocoons from the mulberry bush and soak them in a vat of boiling water to separate the silk thread from the caterpillar inside the cocoon. The Bombyx mori usually produces silk thread of varying colors, ranging from light gold to very light green, with lengths varying from 500 to 1,500 yards per cocoon.
The caterpillars are black, grey, or white with an orange stripe running longitudinally across the body. There are blue-white lines on each segment with dispersed setae extruding from the body. Pupae are 2-2.5 centimeters and reddish-brown to black in colour. Pupae spin a white silken cocoon, powdered in white and yellow.
When fully grown, the caterpillars leave the natal tree and seek protected places on the ground or under the eaves of buildings to spin their cocoons. About two weeks later, they emerge as adults. Shortly after eclosing from the cocoon, the female moth secretes a pheromone which draws males to her. Mating typically occurs in the early evening ...
When the caterpillars leave the nest to feed or over-winter, they form a characteristic single-file procession hence the common name of ‘processionary caterpillars’. [6] The caterpillar over-winters underground from May to October, then spins a cocoon and forms a puparium between September and November (Spring). [ 2 ]