Butterflies and climate change

We have heard a great deal about climate change in the last year, with protests by Extinction Rebellion activists in London and the incredible teenager, Greta Thunberg reading the riot act to delegates at the UN, condemming world leaders for failing to act on global warming. And last, but not least, the terrible bush fires…

How to build a butterfly!

The upper wing surfaces of butterflies are often brightly coloured and visually highly apparent (above), whilst the undersides are usually fairly dull and inconspicuous (below). Although this characterisation is a gross generalisation – there are plenty of exceptions – these differences between the two wing surfaces, do reflect their contrasting functions: upper surfaces are used…