Which preposition to use with birdling

of Occurrences 1%

"Then, to satisfy the envious birdlings of the moor, the pomegranate slowly half-opens its fruit; the thousand vermeil seeds glitter in the sun; the thousand timorous sisters with rosy cheeks peep through the arched window: and the roguish birds come in flocks and feast at ease on the beautiful coral-grains; the roguish lovers devour with kisses the fair blushing sisters.

on Occurrences 1%

The man outflanked this gentle birdling on the eighth time round, in 6.23, which is considered very good indeed, and beats the time of the late Harvard and Yale "Foul" considerably.

Which preposition to use with  birdling