Adrian Davies / Bird Cherry Ermine Moth (Yponomeuta evonymella) larvae smothering trees in suburban street. Hampton, Middlesex, UK. June 2013

Adrian Davies / Bird Cherry Ermine Moth (Yponomeuta evonymella) larvae on wheel of car,. Hampton, Middlesex, UK. June, 2013

Adrian Davies / Bird Cherry Ermine Moth (Yponomeuta evonymella) larvae smothering trees in suburban street. Hampton, Middlesex, UK. June, 2013

Adrian Davies / Bird Cherry Ermine Moth (Yponomeuta evonymella) larvae smothering trees in suburban street. Hampton, Middlesex, UK. June 2013

Dietmar Nill / Ermine moth (Yponomeuta evonymella) caterpillars in their protective web amongst vegetation, feeding on leaves, Bulgaria

Thomas Marent / Spindle Ermine (Yponomeuta cagnagella) caterpillars in communal web which covers European Spindle (Euonymus europaeus) tree, Switzerland

Thomas Marent / European Spindle (Euonymus europaeus) tree covered by communal web of Spindle Ermine (Yponomeuta cagnagella) caterpillars, Switzerland

Bjorn Forsberg / Mass of caterpillar larvae of Ermine moth {Yponomeuta evonymella} Sweden

John Waters / Caterpillars of the Bird-cherry ermine moth (Yponomeuta evonymella) among silk strands of a huge communal web covering host tree (Prunus padus) and protecting the many pupae in their silk cocoons from...

John Waters / Caterpillar of Bird-cherry ermine moth (Yponomeuta evonymella) among silk strands of a huge communal web that covering the host tree (Prunus padus) and protecting the many pupae in silk cocoons from a...

John Waters / Ichneumon wasp (probably Pimpla sp.) searching for a pupa of small Ermine moth (Yponomeuta evonymella) within the sheet of communal web made by the caterpillars, upon which the wasp is resting. Bristo...

John Waters / Ichneumon wasp (probably Pimpla, sp.) laying an egg in the pupa of a Bird-cherry ermine moth (Yponomeuta evonymella), using its ovipositor. A caterpillar of the same moth is beside the wasp on the she...