eBird↗
"Hoopoes use their long bills to extract insect larvae from the ground or surface litter" according to the Wingspan card
Daegu Arboretum, Korea R7 + 800mm F11, ISO 3200, 1/320(16MP crop, equiv 1687mm F22)
Lisbon R7 + 800mm F11, ISO 1000, 1/800(14MP crop, equiv 1615mm F22)
Lisbon R7 + 800mm F11, ISO 640, 1/800(14MP crop, equiv 1615mm F22)
Lisbon R7 + 800mm F11, ISO 1250, 1/800(14MP crop, equiv 1615mm F22)