.... Collision Wear Tear Area loss Fracture Flight Cuticle Insects are the most diverse animal taxon on Earth, in terms of both the number of species and the number of individuals ( Misof et al., 2014 ). The number of described insect species exceeds 1 million ( May, 1988 ), which is greater than...

... were significantly stiffer in older cockroaches. Stiffness increased most rapidly in cockroaches aged between 2.5 and 4 months. This increase is probably based on wear and repair of the delicate adhesive cuticle. Recent wear (visualised by Methylene Blue staining) was not age dependent, whereas...

...Andrew M. Mountcastle; Stacey A. Combes The wings of many insects accumulate considerable wear and tear during their lifespan, and this irreversible structural damage can impose significant costs on insect flight performance and survivability. Wing wear in foraging bumblebees (and likely many other...