Here's how it breaks down:
* "The strain of strutting chanticleer" is a descriptive phrase that refers to the rooster's proud and loud crow.
* "cry Cock-a-doodle-doo!?" directly imitates the sound of the rooster's crow, creating a vivid auditory experience for the reader.
The combination of descriptive language and onomatopoeia creates a lively and engaging image of the rooster.