DIAPAUSING pupae of some saturniid moths overwinter in an environment in which temperatures may drop to −30° C. In such conditions of cold and low humidity there are opportunities for pupae to ...

THE presence of peripheral inhibitory nerves in insects is now well established and in many respects they seem to be similar to those in Crustacea 1–3. Their physiological properties are well defined ...

What might be mistaken for a waterslide in this image is actually the breathing tube, or trachea, of a dragonfly. This tube connects to openings in the insect's exoskeleton (outer “shell”) called ...

Madagascar hissing cockroaches and some of their relatives can produce an audible hissing noise that almost sounds like a cat hissing. They can hiss for a number of reasons. First and foremost, if you ...