جُمَالِيَّةٍ وَجْنَاءَ تَرْدِي كَأَنَّهَا
سَفَنَّجَةٌ تَبْرِي لِأَزْعَرَ أَرْبَدِ
Meaning: The she-camel is powerful like a male camel, with a sturdy face and rapid gait. As she races, she resembles a female ostrich moving toward a grayish male.
Jumāliyya describes male-camel-like strength and build; wajnāʾ suggests a substantial, well-formed face or jaw; tardī concerns swift running.
Safannajah denotes a female ostrich. Azʿar arbad describes a grayish, sparsely feathered male. The comparison concerns swift motion and its distinctive gait, not literal identity between the two animals.