But they’re not the only crawlies on the move, and more will come as the climate warms. Michaela Gower reports. A few years ago it was soaring house prices driving an exodus from Auckland to further ...

This work was painted in 1915. At its center is this elongated figure wearing a Harlequin costume, identifiable by its diamonds. Harlequin is a character from a type of Italian theater called commedia ...

Harlequin rasboras are common, colorful aquarium fish that carry with them a slightly deceptive name. Once thought to be a type of rasbora fish, studies showed that they were different enough that ...

Since the 2003 arrival in Britain of the harlequin, the species has been blamed for declines in many native ladybirds, whose eggs and larvae the invader will gobble up. Recently declared the UK’s ...