
CrowdScience Should we help maggots and caterpillars?
Oct 24, 2025
In this intriguing discussion, Nick Balfour, a pollinator ecologist at the Royal Botanic Gardens Edinburgh, shares his expertise on hoverflies and their vital roles in ecosystems. He highlights the often-overlooked life stages of insects, including caterpillars and larvae, emphasizing the need for conservation efforts towards these unsung heroes. Listeners learn practical gardening tips to support insect populations, from tolerating weeds to understanding the importance of native plants. Balfour also discusses the impressive benefits hoverflies offer in agriculture, like boosting avocado yields.
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Unexpected Studio Invasion
- Producer Marnie accidentally bought 250 ladybird larvae and they nearly escaped the studio.
- The team scrambled to count and contain them, illustrating how unfamiliar larvae look compared to adult insects.
Charisma Drives Conservation
- Bees and butterflies get attention because they are visible, charismatic and act as umbrella species.
- Conservation for them often benefits many hidden insects too.
Out Of Sight, Not Out Of Importance
- Many important insects are out of human sight because they crawl, camouflage or are nocturnal.
- This out-of-sight lifestyle makes them less noticed but equally vital to ecosystems.
