Butterfly wings are a bit of a mystery and “conventionally considered aerodynamically inefficient". Researchers have analysed air flow movements behind butterfly and mechanical wings ...

A vapour sensor based on an exact replica of the butterfly-scale design will most probably be unable to selectively quantify more than ten individual vapours from their mixture. A man-made ...

The Big Butterfly Count is well underway ... The Red Admiral is found throughout the UK, and its distinctive wings make it easy to spot. But they're not actually a native species - they travel ...

The sea-foam green of a luna moth and the yellow and pink of an io moth can also be confused with butterfly wings. Here are some ... so knowing the host plant is a big clue.