Wedi cael llond bol
By: (awdur y testun Cymraeg: Emyr Wyn) ; (golygwyr y testun Cymraeg: Dewi Morris Jones, Rhiannon Vaughan Griffiths).
Contributors: Emyr Wyn.; Jones, Dewi Morris.; Griffiths, Rhiannon Vaughan.; Ellis, Chris, 1950 July 30-; Stanier, Tom.
Series: Cyfres Fferm Bryn Gwynt -- llyfr 1
Publisher: Simon & Schuster Young Books ar y cyd â BBC Cymru
Published: 1995
Place of publication: Hemel Hempstead
Language: wel
Number of pages: 24
Subjects: Welsh language -- Readers.; Science -- Study and teaching (Primary)
Work titles: Who's been eating?. Welsh.
Notes: Arg Saesneg gwreiddiol = Original English ed: Hemel Hempstead : Simon & Schuster Young Books in association with Channel Four Television, 1994.

Addaswyd y testun o sgriptiau Chris Ellis = Text adapted from scripts by Chris Ellis.

Y syniad gwreiddiol gan Tom Stanier = Original idea by Tom Stanier.

Cyfieithiad Cymraeg o = Welsh translation of: Who's beeneating?.