John Chan / Female Downy woodpecker nestling (Picoides pubescens) peering out and calling from the entrance of its nest cavity, begging to be fed, Southern California, USA, May.
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John Chan / Male Downy woodpecker nestling (Picoides pubescens) peering out and calling from the entrance of its nest cavity, begging to be fed, Southern California, USA, May.
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John Chan / Male Downy woodpecker (Picoides pubescens) feeding nestling, Southern California, USA, May.
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Sven Zacek / Ural owl (Strix uralensis) nestling sleeping with food next to it, Tartumaa county, Southern Estonia. May.
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Sven Zacek / Ural owl (Strix uralensis) female on the nest feeding a very young nestling in snowfall, Tartumaa county, Southern Estonia. May.
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John Chan / Cooper's hawk (Accipiter cooperii) nestling sleeping Southern California, USA.
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John Chan / Cooper's hawk (Accipiter cooperii) nestling pecking sibling, Southern California, USA, June.
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Sven Zacek / Ural owl (Strix uralensis) female and nestling in evening light. Tartumaa, Southern Estonia. May.
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Sven Zacek / Ural owl (Strix uralensis) female perched at nest site with nestling chick, Tartumaa, Southern Estonia. May.
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Sven Zacek / Ural owl (Strix uralensis) female and chick at nest in tree stump. Southern Estonia. May.
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Sven Zacek / Ural owl (Strix uralensis) female and chick at nest, female regurgitating pellet. Southern Estonia. May.
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Sven Zacek / Ural owl (Strix uralensis) female interacting with chick on nest. Southern Estonia. May.
