Tag Archives: Development

Eaglet Growth and Development: Week Four

Three plumage stages are visible: natal down (head), thermal "down" (grey feathers), and juvenile plumage

We’re writing a series of blogs about the first few weeks of an eaglet’s life. An eaglet spends roughly 75 to 80 days in the nest. For about the first half, it grows and gains weight. For about the second half, it grows flight feathers and starts developing the skills it will need post-fledge. We will focus on week four in this blog. D32 and D33 are 26 and 23 days old. During week three (fourteen to twenty-one days), the

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