Sexual arms race drives range expansion in UK diving beetle species

A battle between the sexes may be behind a dramatic shift in diving beetle populations over the past three decades, a new study shows.

Female choosiness has led to the evolution of rough body surfaces in some species which make it harder for males to hold on to them during mating. In a few cases, ‘rough’ and ‘smooth’ females are found within the same species, sometimes having different...

New species of beetle discovered

A striking new species of beetle with no direct relatives has been identified by a scientist from Plymouth University living in wetlands on the outskirts of Cape Town.

Capelatus prykei is so different from any of the world’s other diving beetles that it has been placed in a new genus all of its own, with its nearest relations to be found around the Mediterranean and in New Guinea....