Using the C-AF Tracking mode on the Olympus EM1 Mark3 with the Zuiko 300mm. 
This one had me laughing....looks like they are in battle formation.
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| Golden-Crowned Kinglet. Olympus EM5M3, Zuiko 300mm F4, ISO 250, 1/400, F4.5. Spot metering, handheld. | 
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| Golden-Crowned Kinglet. Olympus EM5M3, Zuiko 300mm F4, ISO 250, 1/400, F4. Center Priority metering, handheld. | 
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| Golden-Crowned Kinglet. Olympus EM5M3, Zuiko 300mm F4, ISO 800, 1/2500, F4.0. Center Priority metering, handheld. This image was shot using the Olympus Pro Cap mode. | 
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| Golden-Crowned Kinglet | 
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| White-Breasted Nuthatch | 
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| Tufted Titmouse | 
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| Carolina Chickadee | 
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| Golden-Crowned Kinglet | 
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| Downy Woodpecker |