Insect Pollinators in the Neotropics at the Anthropocene Crossroads: A Critical Synthesis of the “Insect Pollinators” Collection (2020–2025) and a Conservation Agenda

At the close of this collection, the field appears poised to move from diagnosis toward operational conservation. Based on the comparative signals across articles, four priorities stand out.

First, long-term monitoring must become routine, not exceptional. Without multi-year datasets, climate extremes, lagged pesticide effects, and network threshold behavior will remain difficult to detect, and conservation will continue to respond after functional decline is already advanced. Studies highlighting drought-related behavioral strategies in stingless bees illustrate how resilience mechanisms can be revealed only when environmental variation is explicitly considered (Maia-Silva et al. 2020).

Second, ecotoxicology for native taxa requires both methodological investment and regulatory translation. Systematic reviews suggest that current evidence is sufficient to justify the development of tailored protocols for stingless bees and representative guilds, moving beyond Apis as the sole regulatory proxy (Botina et al. 2024). The goal is not to replace Apis, but to embed it within a broader, ecologically appropriate test portfolio.

Third, conservation must be designed at the landscape and city scales. Habitat restoration can support bee communities, but restoration outcomes depend on plant composition, resource continuity, and nesting substrates, rather than simply on area restored (Gruchowski-Woitowicz et al. 2022). Similarly, urban areas can be redesigned as functional refugia rather than accidental assemblages if connectivity and native floral calendars are treated as planning variables rather than afterthoughts.

Fourth, the science–policy interface must be strengthened through education, extension, and co-designed interventions. Perception and education studies show that conservation awareness is not guaranteed even in pollinator-rich regions, and that targeted curricula can shift understanding and engagement (Guimarães et al. 2024). Without such translation, the field risks accumulating evidence without altering outcomes.

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