Mae gweld barcud yn hedfan yn uchel yn yr awyr yn bleser pur! Arferai fod yn aderyn prin iawn ond diolch i brosiectau ailgyflwyno llwyddiannus, mae’r aderyn yma i’w weld mewn llawer o lefydd yn y…

This common hoverfly can be recognised by the dark markings behind its head, which often resemble the Batman logo.

The white-fronted goose lives up to its name - look out for the white patch on its forehead and around its bill. It does not breed in the UK, but flies here from Greenland and Siberia for the…

The black-headed gull is actually a chocolate-brown headed gull! And for much of the year, it's head even turns white. Look out for it in large, noisy flocks on a variety of habitats.

Mae mor hawdd methu’r gwyfyn bach clyfar yma. Mae’n feistr ar guddio’i hun, gan gyfuno’n berffaith gyda choed gan ei fod yn edrych yn union fel brigyn bedwen! Yn hedfan yn ystod y nos yn unig, mae…

The violet click beetle is a very rare beetle that lives in decaying wood, particularly common beech and ash. It gets its name from its habit of springing upwards with an audible click if it falls…

Living up to its name, the bullhead has a characteristically large, flattened head and a tapering body. Look out for it in fast-flowing, stony rivers and streams.

Cock's-foot is a common, tussocky grass of grasslands, woodland rides and cultivated ground - its fluffy, pinky-beige flower heads are quite distinctive.