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Harlequin ladybirds are conquering the world at great speed

Harlequin ladybirds are conquering the world at great speed

The harlequin ladybird was introduced to some countries as a biological control agent against agricultural pests such as aphids. Credit: Maris Midgley The arrival and subsequent dramatic increase in the number of the invasive alien harlequin ladybird in many countries has been met with considerable trepidation by the scientific community. «The rapid spread of this […]