Invertebrates are hugely important for ecosystems and the general health of our planet and there is a dizzying array of beautiful examples, from fluffy bees to glow-in-the-dark woodlice. But which do you prefer? We asked the great and good on the UK conservation scene to name their favourite invertebrate: Steve Reed, UK environment secretary Red admirals are such a beautiful sight on a sunny day in the garden. Sadly we are seeing far fewer butterflies and insects, which is why this government is committed to banning bee-killing pesticides. Caroline Lucas, former Green leader and MP My vote goes to the