106 - Why Do Birds Sing at Dawn?

106 - Why Do Birds Sing at Dawn?

From Buzz Blossom & Squeak by Jill McKinley

March 26, 2026 · 18 min · Episode 106

About this episode

This episode explores the phenomenon of the dawn chorus, explaining why birds sing at dawn and its significance in their behavior.

Have you ever woken up at five in the morning, stepped outside into the cold and the dark, and heard a single bird start to sing — and then another, and then another, until the whole world seemed to be answering? That's the dawn chorus. And once you've really heard it, you'll never take a quiet morning for granted again. What Is the Dawn Chorus? The dawn chorus is a surge of bird song that builds in the 30 to 90 minutes around sunrise, peaking in spring when birds are establishing territory and finding mates. It happens on every continent where birds live, and it follows the same logic everywhere. In the Upper Midwest, the loudest, most species-rich mornings tend to arrive in mid-May, when the spring migrants have settled in. There's even an International Dawn Chorus Day — the first Sunday of May — that started in Birmingham, England in 1984 and has since spread worldwide. Why at Dawn Specifically? The timing is not accidental. In the early morning, insects aren't active yet — it's too cold and too dark to forage efficiently. Rather than burn energy looking for food in poor conditions, birds fill that window with the social work of claiming territory and attracting mates. And…

People in this episode

Host: Jill McKinley

Topics covered

  • dawn chorus
  • bird song
  • territory
  • mating
  • spring migration

Keywords

  • dawn chorus
  • birds
  • singing
  • territory
  • mating
  • spring
  • migration

Mentioned in this episode

Places: Birmingham, England

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