Mites on hissing coackroach may benefit humans with allergies

... in the food meaning they eat up water and nutrients that molds need to establish themselves and grow. The mites also obtain moisture from spiracles through which the cockroaches breathe. The mites cannot live anywhere else but on the surface of the Madagascar hissing cockroach. Chemical cues from ...

Microscopic morphology adds to the scorpion family tree

... edges of the leaves, within a chamber called an atrium (the pre-chamber of the book lung); and the processes on the posterior valve-like edges of the spiracles (the point at which the book lung opens to the atmosphere). The tremendous diversity of structures documented by Kamenz and Prendini is matched only ...

Breathing easy: When it comes to oxygen, a bug's life is full of it

... in oxygen through holes in their bodies known as spiracles and pump the oxygen through a system of ... and muscles. Insects typically have a pair of spiracles for each thoracic and abdominal segment. The ... carbon dioxide, including opening the thoracic spiracles (the ones closest to the head) to take in oxygen ...

Why do insects stop 'breathing'? To avoid damage from too much oxygen, say researchers

... aging in a high-oxygen environment." Insects take in oxygen through spiracles -- tubes connected to openings in their sides. In their study, the researchers inserted fine tubes into the spiracles of a moth to measure not only how much carbon dioxide the moth released ...

Giant insects might reign if only there was more oxygen in the air

... a larger body. Insects can limit oxygen flow by closing their spiracles. In fact, one reason insects are so hardy is that they can close their spiracles and live off the oxygen they already have in their tracheae. Kaiser recalled a caterpillar that fell into a bucket of water in his lab. When the ...

Spiracles in Biological Dictionary

Spiracles

... spiracles are small openings on the surface of some animals that usually lead to respiratory systems. spiracles , specialized structures featured in the class Insecta, provide the breath of life. ... The spiracles open into large tracheal tubes that lead to ever ...

More>>