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cover of episode The Extreme Maneuverability of Hummingbirds, with Roslyn Dakin

The Extreme Maneuverability of Hummingbirds, with Roslyn Dakin

2025/6/26
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Stuff To Blow Your Mind
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R
Robert Lamb
R
Roslyn Dakin
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Robert Lamb: 我观察到蜂鸟对它们的食物来源非常具有领地意识，我想知道这是为什么？我们人类有时会觉得它们应该分享食物，但它们似乎并不愿意这样做。 Roslyn Dakin: 蜂鸟的领地行为确实非常明显，这与它们极高的新陈代谢率密切相关。它们需要持续不断的卡路里供应才能生存。如果它们停止进食哪怕一个小时，就可能面临死亡的危险。因此，食物来源对它们来说至关重要，它们会不惜一切代价保护这些资源。

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Chapters
Hummingbirds are intensely territorial due to their extremely high metabolic rates. They need a constant supply of calories to survive, making food sources incredibly valuable.
  • High metabolic rates necessitate constant feeding.
  • Even a short period without food can be fatal.
  • Territoriality ensures access to vital energy sources.

Shownotes Transcript

In this episode of Stuff to Blow Your Mind, Robert chats with Carleton University’s Roslyn Dakin about a new study into the biology and physics of high-stakes hummingbird flight.

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