I think there were 3 juvenile Great Blues in this pile. At this age whole fish (or whatever) are brought to the nest. It is loud, furious, and dangerous at this point. Food is fought over, and these birds are now very big.

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A True Feeding Frenzy – click to enlarge

A True Feeding Frenzy – click to enlarge

A True Feeding Frenzy – click to enlarge

A True Feeding Frenzy – click to enlarge