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Study finds insects support vertebrates in more ways than food

A study published in Nature Reviews Biodiversity says insects perform several functions that support vertebrates across ecosystems. In addition to serving as food for birds, bats, reptiles, amphibians and mammals, insects contribute to protection, sanitation and shelter, according to the study’s summary. The researchers say these roles should inform conservation priorities.

Insects support vertebrates in ecosystems through functions that extend beyond their role as prey, according to a new study published in Nature Reviews Biodiversity. The study describes insects as contributing to protection, sanitation and shelter for vertebrate species.

The findings cover relationships involving birds, bats, reptiles, amphibians and mammals. While insects provide food for many of these animals, the study identifies additional ways in which they help vertebrates survive and function within ecosystems.

Among the functions identified are protection, sanitation and shelter. The source describes these roles as critical across ecosystems and says the findings make insects a priority for conservation efforts.

The study was published on Wednesday, according to the supplied source. Its summary characterizes insects as “little things that run the world,” while emphasizing that their ecological importance is not limited to feeding other animals.

THE QUESTIONS THIS EVENT LEAVES BEHIND

Which insect populations are most important for the protection, sanitation, and shelter functions described in the study?

How might conservation priorities change if insects decline while their role as food remains the main focus?

What evidence does the study use to distinguish these functions from insects’ role as prey?

Which vertebrate species would be most vulnerable if these insect-supported functions disappeared?

What conservation measures could protect insects without disrupting the ecosystems they support?

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30 September 2026 · 10:38 · 1 sources

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World — Insects play critical role in ecosystems beyond just providing food, new research shows

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