What food source provides a high-calorie, easily accessible meal to fuel nesting efforts during the northern breeding grounds in summer?

Answer

Newly hatched bird populations

In the northern breeding grounds during summer, the abundance of newly hatched birds, which are often poor fliers, provides a high-calorie, easily accessible food source to fuel nesting efforts.

What food source provides a high-calorie, easily accessible meal to fuel nesting efforts during the northern breeding grounds in summer?
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