LEO Network

3 August 2025 / NRK / Knut-Sverre Horn
Event

Small Rodent Crash Triggers Crisis for Ptarmigan: Almost All Nests Plundered

Varanger Peninsula, Troms og Finnmark, Norway

On Varanger Peninsula, record low rodent numbers this summer forced predators like crows, gulls, foxes, and jaegers to raid nearly every ground nest, with only 6 of 94 nests surviving, and models predict a further 30% drop in willow ptarmigan in Finnmark.


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