Rare Pink Grasshopper Discovery Highlights New Zealand’s Endangered Insect Species

Rare Pink Grasshopper Discovery Highlights New Zealand’s Endangered Insect Species

By
Casey Lee

Publish Date:November 19, 2025

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📰 The quick summary: A rare pink grasshopper has been spotted during an annual survey in New Zealand, highlighting the unique biodiversity of the country’s endangered robust grasshopper species.
📈 One key stat: There are only an estimated 250-1,000 adult robust grasshoppers remaining in New Zealand, making this pink variant an exceptionally rare find.
💬 One key quote: “The pink hue is thought to be caused by a genetic mutation, as the insect is typically grey or brown like the river stones of its native habitat in the MacKenzie basin.“

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1️⃣ The big picture: Researchers from New Zealand’s Department of Conservation have made an extraordinary discovery while conducting their annual grasshopper survey near Lake Tekapo on the South Island. They spotted an exceptionally rare pink grasshopper, a color variant of the robust grasshopper species that is native to New Zealand. This finding is significant because the robust grasshopper is already endangered, with very few remaining in the wild. The species holds special importance as it’s the country’s largest lowland grasshopper, typically camouflaged in grey or brown to match its natural river stone habitat.

2️⃣ Why is this good news: This rare sighting provides valuable data for conservation efforts focused on protecting New Zealand’s unique insect biodiversity. The discovery highlights the ongoing presence of the endangered robust grasshopper population, which ecologists feared might be declining further. Finding a genetic color variant like this pink specimen gives scientists important information about the genetic diversity remaining within this threatened population. Increased awareness about these rare insects may lead to greater protection of their habitats in the MacKenzie basin, ultimately helping safeguard this distinctive part of New Zealand’s natural heritage.

3️⃣ What’s next: Conservation researchers will likely continue monitoring the grasshopper population to track any additional color variants. Genetic analysis of the pink specimen could reveal more about the mutation causing this rare coloration. Protection measures for the robust grasshopper’s habitat may be strengthened following this high-profile sighting.

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Read the full story here: The Guardian – ‘Exceptionally rare’ pink grasshopper spotted by New Zealand ranger – video

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