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The main prey of the Arctic fox in the tundra are lemmings, which is why the white fox is often called the "lemming fox". The white fox's reproduction rates reflect the lemming population density, which cyclically fluctuates every 3–5 years.
26 de oct. de 2023 · Many different animals eat arctic foxes, including red foxes, polar bears, grizzly bears, wolves, golden eagles, and humans. Most of their predators kill arctic foxes to eliminate competition for other food sources, known as intraguild predation. Arctic foxes are also predators themselves, feeding on small mammals, fish, and birds.
28 de ene. de 2012 · Consideration of the projected future distribution of the main competitor and the main prey of the arctic fox should therefore result in more realistic predictions of its response to climate change, helping to formulate better conservation strategies.
16 de ago. de 2017 · Among the determinants of Arctic fox colonization probability, red fox presence was the most important, suggesting that red foxes effectively prevent Arctic foxes from exploiting abundant food resources like carrion of reindeer and marine animals.
1 de nov. de 2022 · The invading red fox is recognized as one of the main threats to the Arctic fox (Elmhagen et al., 2017; Elmhagen et al., 2002; Shirley et al., 2009). Therefore, culling of red foxes was introduced early on as an action to assist Arctic fox population recovery.
The Arctic fox remains the single most important terrestrial game species and is still hunted by indigenous peoples. Other threats include diseases and the spread North of the larger and more aggressive red fox (Vulpes vulpes), which has encroached on arctic fox territory in some areas.
The arctic fox is an incredibly hardy animal that can survive frigid Arctic temperatures as low as –58°F in the treeless lands where it makes its home.
