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Hint: It is a segment on which muscles of the body wall and coxa insert. It is small in size and is joined with the femur at the trochanter-femoral joint. It is an important ‘muscle attachment site’ in most mammals. The body of a cockroach is divided into \[3\] segments called the head, thorax and abdomen.
Complete answer:
Cockroaches are insects with the same order as termites. Their scientific name is Periplaneta Americana. They are known to be present in the ancient period of Carboniferous around \[300 - 350\] million years ago, but the ancestors didn’t had ovipositors or a tube-like organ, which the present ones have. They are one of the toughest insects and can live without food or water for months and some species like the Japanese cockroach can withstand harsh temperatures like \[-5\] to \[-8{\text{ }}^\circ C\]. They can thrive in the Arctic cold and even in the tropical heat.
Head of cockroaches lack a trochanter. It is the second segment present in the legs between the coxa and femur. A trochanter is a small rounded point of femur near its joint with the hip bone. It is a very important bone in humans and other mammals.
Note:
Cockroaches belong to the Blattodea order, also known as Blattaria. Out of \[4600\] total species, \[30\] of them are connected to human habitats and \[4\] are known as pests. They have 6 legs and they live in a huge range of environments around the world. Cockroaches are mostly nocturnal and they run away when they are vulnerable to light. The pest species usually adapt to a wide range of environments but they prefer warm conditions like within buildings.
Complete answer:
Cockroaches are insects with the same order as termites. Their scientific name is Periplaneta Americana. They are known to be present in the ancient period of Carboniferous around \[300 - 350\] million years ago, but the ancestors didn’t had ovipositors or a tube-like organ, which the present ones have. They are one of the toughest insects and can live without food or water for months and some species like the Japanese cockroach can withstand harsh temperatures like \[-5\] to \[-8{\text{ }}^\circ C\]. They can thrive in the Arctic cold and even in the tropical heat.
Head of cockroaches lack a trochanter. It is the second segment present in the legs between the coxa and femur. A trochanter is a small rounded point of femur near its joint with the hip bone. It is a very important bone in humans and other mammals.
Note:
Cockroaches belong to the Blattodea order, also known as Blattaria. Out of \[4600\] total species, \[30\] of them are connected to human habitats and \[4\] are known as pests. They have 6 legs and they live in a huge range of environments around the world. Cockroaches are mostly nocturnal and they run away when they are vulnerable to light. The pest species usually adapt to a wide range of environments but they prefer warm conditions like within buildings.
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