Episode details
Radio Cymru,8 mins
O wylio Jurassic Park fel plentyn i drin penglog triceratops yn Wyoming!
Aled HughesAvailable for over a year
Tom Moncrieffe sy'n adrodd hanes ei yrfa fel paleontolegydd.
Programme WebsiteUse BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.
Radio Cymru,8 mins
Available for over a year
Tom Moncrieffe sy'n adrodd hanes ei yrfa fel paleontolegydd.
Programme Website