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Prey size and nestling gape size affect allocation within broods of the Mountain Bluebird https://t.co/LFGxKj9FyH | J Ornithology @DOrnitholGes | #ornithology
Prey size and nestling gape size affect allocation within broods of the Mountain Bluebird https://t.co/LFGxKj9FyH | J Ornithology @DOrnitholGes | #ornithology