Eosinophils
The eosinophil is a white blood cell belonging to the granulocyte, or polymorphonuclear cell line.
Examples: Bovine, Canine, Equine, Feline
| Bovine eosinophil In cattle, eosinophils are characterized by small, round eosinophilic granules in the cytoplasm. 
 Wright's stain, 1000x | In cats, the eosinophil is characterized by the small, rod-shaped eosinophilic granules in the cytoplasm.   Wright's stain, 1000x | 
| Canine eosinophil 
 Canine eosinophils contain pink cytoplasmic granules of variable size. (see both microphotographs here below) 
 
 Wright's stain, 500x 
 Wright's stain, 1000x | 
 In the horse, eosinophils are characterized by an abundance of large, pink granules in their cytoplasm. 
 
 Wright's stain, 1000x 
 
 
 
 
 
 
 
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