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HomeScienceMeet Glacier Finch: A Tiny Bird That Nests in Ice

Meet Glacier Finch: A Tiny Bird That Nests in Ice

The Glacier Finch, also known as the White-winged Diuca Finch, is the only bird known to nest directly on glaciers, braving extreme cold and high altitudes to raise its young in ice.

June 17, 2025 / 17:36 IST
Meet the Glacier Finch: This tiny bird defies cold, constructing its nest right on South America's snowy mountain glaciers. (Image: @DevindeZwaan/X)
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Meet the Glacier Finch: This tiny bird defies cold, constructing its nest right on South America's snowy mountain glaciers. (Image: @DevindeZwaan/X)
Also Known as Diuca Finch: Also referred to as the White-winged Diuca Finch, it inhabits the Andes of Chile, Argentina, Bolivia, and Peru. (Image: @DevindeZwaan/X)
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Also Known as Diuca Finch:  Also referred to as the White-winged Diuca Finch, it inhabits the Andes of Chile, Argentina, Bolivia, and Peru. (Image: @DevindeZwaan/X)
 A Bizarre Nesting Habit: It's the only bird thus far known to make its nests right on glacial ice—nature's chilliest day-care center. (Image: @TomCadwallender/X)
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A Bizarre Nesting Habit: It's the only bird thus far known to make its nests right on glacial ice—nature's chilliest day-care centre. (Image: @TomCadwallender/X)
Ice Nesting Mystery: Why it prefers ice remains controversial. Some claim it's for predator protection or thermoregulation. (Image: @TomCadwallender/X)
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Ice Nesting Mystery: Why it prefers ice remains controversial. Some claim it's for predator protection or thermoregulation. (Image: @TomCadwallender/X)
Survival in Extreme Cold: Even in icy cold temperatures, these finches hatch and reproduce chicks on top of the glaciers. (Image: @TomCadwallender/X
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Survival in Extreme Cold: Even in icy cold temperatures, these finches hatch and reproduce chicks on top of the glaciers. (Image: @DevindeZwaan/X)
High-Altitude Specialist: They inhabit altitudes higher than 4,000 metres, where there is a lack of oxygen and freezing cold. (Image: @wgtollef/X)
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High-Altitude Specialist: They inhabit altitudes higher than 4,000 metres, where there is a lack of oxygen and it is freezing cold. (Image: @wgtollef/X)
Seed and Insect Diet: They eat alpine seeds and small insects in the thin vegetation of high mountain areas. (Image: @UMassAmherst/X)
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Seed and Insect Diet: They eat alpine seeds and small insects in the thin vegetation of high mountain areas. (Image: @UMassAmherst/X)
Nest Constructed of Insulating Materials: Although constructed upon ice, nests are lined with feathers, grass, and moss to insulate chicks. (Image: @birdd111/X)
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Nest Constructed of Insulating Materials: Although constructed upon ice, nests are lined with feathers, grass, and moss to insulate chicks. (Image: @birdd111/X)
Climate Threats Close In: Climate change is melting glaciers and endangering their limited nesting areas and eventual existence. (Image: @birdd111/X)
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Climate Threats Close In: Climate change is melting glaciers and endangering their limited nesting areas and eventual existence. (Image: @birdd111/X)
A Small Icy Marvel: The Glacier Finch is still one of nature's most compelling birds, surviving where few others will attempt to breed. (Image: @pray_salah/X)
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A Small Icy Marvel: The Glacier Finch is still one of nature's most compelling birds, surviving where few others will attempt to breed. (Image: @pray_salah/X)
Sheetal Kumari
Sheetal Kumari is a skilled sub-editor and content creator with expertise in digital news, multimedia storytelling, and social media content. With a strong grasp of topics like science, politics, and many more, she crafts compelling narratives, transforming complex topics and trending stories into engaging, accessible reads across various media platforms.
first published: Jun 17, 2025 05:29 pm

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