July 14, 2026

Insect Count on Earth Possibly Underestimated

The question of how many types of insects exist has intrigued scientists for years. A recent study focusing on a specific subset known as parasitoid wasps suggests that there are significantly more insect species than previously estimated.

When you think about it, the presence of insects is everywhere. A buzzing mosquito or the sight of critters scuttling under a disturbed rock prompts curiosity about the diversity of insect life. This new research indicates there could be millions of undiscovered insect species on our planet.

Researchers conducted a census of parasitoid wasps, which are tiny and often intimidating creatures. The findings point to a vast number of insect species that have not yet been identified. This revelation could change our understanding of biodiversity.

For those interested in the latest developments in bug science, NPR encourages questions via email at [email protected]. Supporting public media through NPR+ offers perks such as bonus episodes, early access to content, access to archives, curated playlists, and sponsor-free listening. More details can be found at plus.npr.org.

NPR’s Short Wave podcast, available on platforms like Spotify and Apple Podcasts, delves into scientific topics. The recent episode discussing this study was produced by Rachel Carlson and Jordan-Marie Smith. Editing was done by Rebecca Ramirez and Christopher Intagliata, with fact-checking by Tyler Jones. Audio engineering was handled by Annlie Huang and Tiffany Vera-Castro.

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