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The head capsule bears most of the sensory organs, including the antennae, ocelli, and compound eyes, along with the mouthparts. In the adult insect, the head capsule appears unsegmented, though embryological studies show it to consist of six segments that bear the paired head appendages, including the mouthparts, each pair on a specific ...
Hair-plates are proprioceptors [1] and provide information to the nervous system about the positional and movement state of the body and legs. Hair plate neurons come in two flavors, one that responds phasically (rapidly adapting) and another that responds tonically (slowly adapting) to transient or maintained deflections of the hairs.
The male Parcoblatta fulvescens is relatively slender, has long tegmina (outer forewings), and is slightly longer than the female. [3] It is a mostly uniform pale brownish-yellow, with sometimes darker pronotum (the plate behind the head) and legs, and usually dark brown cerci (the pair of appendages on its rear-most segment). [3]
Eublaberus posticus, the orange head cockroach, is a species of cockroach native to Central and South America. [1] Behaviour ... Mobile view ...
Blaberus discoidalis, commonly known as the discoid cockroach, [2] tropical cockroach, [3] West Indian leaf cockroach, [3] false death's head cockroach, [4] [5] Haitian cockroach, [6] and drummer, [7] is a cockroach native to Central America of the "giant cockroach" family, Blaberidae.
Cockroaches are experts at surviving indoors, hiding in kitchen pipes or musty drawers. A new study uses genetics to chart cockroaches' spread across the globe, from humble beginnings in southeast ...
One of the larger cockroaches, Drymaplaneta semivitta is about 20–45mm long [2] [4] and 12–15mm wide. [5] It is a glossy dark brown, with distinctive tan or white coloured translucent stripes along each side of its head. [4] [5] [6] Unlike many cockroaches, it has no vestigial wings. [2] [5] [6]
Methana marginalis is a relatively large cockroach species, with adult specimens measuring approximately 27–28.5 mm (1.06–1.12 in). It is dark brown in colour, with a light yellow band around the edge of its body, yellow-brown coloured legs, and tegmen completely covering the abdomen.