Immature birds have more prominent brown bars and marks in their plumage, giving a 'dirty' appearance, and their eyes are predominantly brown for the first two years of life.
The call has been described as a maniacal cackling or barking.
If you want to PURCHASE my work, click HERE .
IMPORTANT: IT IS STRICTLY FORBIDDEN (by copyright laws!) TO USE ANY OF MY image on websites, blogs or any other media without my explicit permission.
© All rights reserved