Ophiogomphus howei, the smallest dragonfly of its genus and known to inhabit ranges primarily in Appalachia and Wisconsin in the United States, has been discovered by Odonata enthusiasts in southern Michigan, in a setting that may prompt a rethink of the species' habitat preferences.
Forensic entomologists are familiar with a variety of blow fly species and the order in which they commonly arrive to a corpse. A new study illuminates the differences among three blow fly species and what drives the timing of their arrival and how they interact.
Flat-backed millipedes that defend themselves with cyanide have a fearsome foe in Promecognathus beetles, which are unfazed by the potent poison. A new study shows the beetles have evolved a unique tolerance for cyanide—rather than avoidance behavior or some other countermeasure—but the underlying mechanism remains unclear.
Deep in the Panamanian rain forest, researchers document two species of orb-weaver spiders that have inserted themselves into the typically two-way relationship between certain ant colonies and the acacia plants they live in.