“Ladybirds native to the UK and other European countries are declining fast as the invasive harlequin species spreads, scientists have shown.”
Good news for green meanies ?
err no
"Working with the seven-spot, researchers discovered that individual ladybirds with red wings are more toxic than others.
As they detail in the journal Functional Ecology, the reason seems to be that these individuals are well-fed, enabling them to produce relatively large amounts of their defensive chemicals and the red pigment that probably warns predators off."