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.
Backed by an international development grant, entomologist Tommy McElrath visited Phnom Penh to teach a three-week course on beetle collection and curation to students at the Cambodian Entomology Initiatives.
By Viviane Callier Beetle horns are tremendously varied structures, both within and between species: some beetles have them, some don’t. The ones that do have them have evolved many special […]
By Andrew Porterfield Biodiversity of insects has become an important issue in agriculture. Large-scale, intensive agricultural practices involve mechanically tilling the soil, managing pests with chemicals, and the use of […]
In 1991, 1,365 beetle species were known from New Brunswick. That number increased to 2,703 by 2013, but there were still gaps in the knowledge of the coleopteran fauna. Now […]