GOV.WALES uses cookies which are essential for the site to work. Non-essential cookies are also used to tailor and improve services. By continuing to use this site, you agree to our use of cookies.
You are here:
Noun, Masculine, Singular
Cawell ag iddo lawr weiar heb ddim allai hybu lles yr aderyn sy’n cael ei gadw ynddo o ran atgynhyrchu cynefin na chaniatáu ymddygiad normal).