Two Critical Weeks for Fledgling House Sparrows

The two weeks after leaving the nest until they are left by the parents to look after themselves are a very important time for house sparrow fledglings as they have to learn some of the basic skills required to give than a chance of surviving to adulthood and to breed themselves next year.

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• #house_sparrow
• #passer_domesticus
• #fledgling
• #nestling
• #bird
• #nature
• #nurture
• #mortality_rate