butterfly

Not Exactly Rocket Science

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It’s not every day that you hear about spy missions that involve a lack of sex, but clearly parasitic wasps don’t pay much attention to Hollywood clich├ęs. These insects merge the thriller, science-fiction and horror genres, They lay their eggs inside other animals, turning them into slaves and living larders that are destined to be…

Walk through the rainforests of Ecuador and you might encounter a beautiful butterfly called Heliconius cydno. It’s extremely varied in its colours. Even among one subspecies, H.cydno alithea, you can find individuals with white wingbands and those with yellow. Despite their different hues, they are still the same species… but probably not for much longer.…

The drawers of the world’s museums are full of pinned, preserved and catalogued insects. These collections are more than just graveyards – they are a record of evolutionary battles waged between animals and their parasites. Today, these long-dead specimens act as “silent witnesses of evolutionary change”, willing to tell their story to any biologist who…

In 1979, somewhere in Dartmoor, a butterfly died. That would hardly have been an exceptional event, but this individual was a Large Blue butterfly (Maculinea arion) and it was the last of its kind in the United Kingdom. Over more than a century, the Large Blue’s population had been declining and it was finally declared…

Ants are among the most successful of living things. Their nests are well-defended fortresses, coordinated through complex communication systems involving touch and chemical signals. These strongholds are stocked with food and secure from the outside world, so they make a tempting prospect for any burglars that manage to break in. One species of butterfly –…