Pennsylvania!! Unite!!

RAY..... thoughts on this....

Originally Posted by Pele


What markings do you look for on the back?

It's not always a specific mark, but an overall coloration. Females are darker with either no head spot, or a very tiny tightly centered one. Males are lighter - sometimes with silver fuzzy stripes down the back, and have a big ol mess of a blotch on their heads.

It has to do with the genetics of barring. Males inherit two copies of the white bar/cuckoo gene, and females only one copy. This causes more white on the males, less on the females, even at day one. The effect can be best viewed from above.
 
RAY.....   thoughts on this....

[COLOR=2F4F4F]Originally Posted by Pele[/COLOR] [COLOR=2F4F4F]/img/forum/go_quote.gif[/COLOR]


 

[COLOR=2F4F4F]It's not always a specific mark, but an overall coloration. Females are darker with either no head spot, or a very tiny tightly centered one. Males are lighter - sometimes with silver fuzzy stripes down the back, and have a big ol mess of a blotch on their heads.[/COLOR]

[COLOR=2F4F4F]It has to do with the genetics of barring. Males inherit two copies of the white bar/cuckoo gene, and females only one copy. This causes more white on the males, less on the females, even at day one. The effect can be best viewed from above.[/COLOR]


She thought you had Cuckoo!
 

New posts New threads Active threads

Back
Top Bottom