Possible Clues:

• Bird enthusiast with warm eggs
• Songbird that feeds on insects and seeds
• Bird in menu that changes
• Woodland songbird
• Bird putting head above opening
• Caged by parvenu, that chirruping bird
• Flier's eccentric garment with skin of cheetah
• Produce egg after fruit for songbird
• Greek character gets straw matting for bird
• Woodland bird