Stick insects that are normally asexual may occasionally have sex
Two supposedly asexual species of stick bugs might have interaction in occasional bouts of intercourse, serving to to widen their gene pool and keep away from dangerous mutations.
A handful of animals reproduce asexually, primarily by a course of generally known as parthenogenesis, which includes creating embryos from unfertilised eggs. Species that do that embrace some bugs, reptiles and fish.
“All members of a parthenogenetic inhabitants can produce offspring, in order that they have this big demographic benefit,” says Darren Parker at Bangor College within the UK. It’s because …