young dragon
虬 centers on a young dragon, a mythical creature in its early, often serpentine form.
虬 combines 虫 (insect/reptile) with 乚, a hook-like component that may represent a coiled or curved shape, suggesting a dragon-like creature. The exact historical development is uncertain.
The left side 虫 suggests a scaly, insect-like creature, and the right side 乚 looks like a curled tail or horn. Together they form a young dragon, still small and serpentine.
For キュウ, imagine a young dragon letting out a high-pitched 'cue!' sound: cue -> キュウ, as it coils its tiny tail.