Antipodes Island Ground Beetles Surge 40-Fold
Ground beetles increase after mice removal. Native species thrive.

The removal of invasive house mice from Antipodes Island has led to a 40-fold increase in ground beetle populations. This change has positively impacted the island's ecosystem, contributing to a healthier food web and aiding native bird species.
Long-term observation is necessary to understand the recovery of island ecosystems.
The island was declared mouse-free in 2018, and eight years later, scientists reported a significant increase in ground beetle numbers, with rove beetles rising over 20-fold.
This ecological transformation highlights the benefits of eradicating invasive species.
Frequently asked questions
What happened to ground beetles after mice removal?
Ground beetle populations increased 40-fold after invasive mice were removed from Antipodes Island.
When was Antipodes Island declared mouse-free?
Antipodes Island was declared free of invasive mice in 2018.




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