Thursday 6 October 2011

Shield Bug

Today we found a lovely shield bug. We'd never seen one quite like it before, others we have seen have been all green, or all brown. This one however was both green and brown, in a very distinct pattern. Apologies for the poor photo quality, it was taken with my phone. I was out without my camera, I will remember next time, as you never know what you might see!
Hawthorn Shield Bug
It was in fact a Hawthorn shield bug, which are apparently quite common here in the UK. My son was very excited, he loves discovering new bugs he's not seen before. He gently carried it around showing his friends in the playground. 

The shield bug hibernates over winter as an adult, and then emerges and mates in the Spring. The female lays eggs and then between May and October they have a nymph stage and can be found feeding on a range of trees, and shrubs, but mainly on hawthorn, where they get their name from. By Autumn time they have become adults and can darken in colour as they get ready for hibernation. They hibernate in sheltered areas near the plants they eat, until they emerge in early spring when the cycle begins again. 

They are such amazing bugs to look at. Have you seen any around recently? At some point soon it will be time to hibernate. I wonder if the glorious sunshine and warmth we had last weekend will confuse them and delay the hibernation, or is their hibernation based on daylight hours? Anyone know? 

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