On 5/05/07, peggy mackay wrote:
> I have a male and female pearl cockateils. I am wondering
> if there is any way to establish age of these birds as
> they were adult birds when we got them.
to my knowledge I have heard if the stripes under the tail
run horizonal (down the tail) its a male.
if the stripes run vertical (across the tail) its a female.
I have had both male/female cockatiels and found this to be