The raven is famous for being the imposing, all-black bird that guards the Tower of London. Wild birds live in forests, and upland and coastal areas in the north and west of the UK.

The all-black rook is a sociable bird, so can be spotted in flocks or nesting colonies, known as 'rookeries'. Unlike the similar carrion crow, it has a grey bill and 'baggy trouser…

Famed for its super-fast fishing dives into the sea, the northern gannet (or gannet) is a distinctive white bird with a yellow head and black wingtips. It nests in large, noisy, smelly colonies on…

Mae’n cael ei hystyried fel arwydd cynnar o’r gwanwyn ac mae cân y gog, neu’r gwcw, yn swnio fel ei henw: ‘cwc-w’. Mae i’w chlywed mewn coetiroedd a glaswelltiroedd. Mae’r gog yn enwog am ddodwy…