Davey, P., 2009: A species found in England and Wales becoming less frequent as one heads north, the larva feeding on a variety of deciduous shrubs and plants. The larvae, which are highly distasteful to birds, behave in the same gregarious way as the Small Eggar, spinning a web on the host shrub to house the colony. The blue markings on the caterpillar are not pigment but Tyndall Blue, a colour derived from the interaction of light and micro-structures on the insect. When almost full-grown,... Read More

Recorded in 42 (105%) of 40 10k Squares. First Recorded in 1895. Last Recorded in 2019. (Data up to end 2019) Additional Stats

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