Mae pawb wrth eu bodd yn gweld cwningod yn sboncio drwy laswellt tal wrth fynd am dro yng nghefn gwlad. Mae’n olygfa gyffredin ond mae bob amser yn bleser gweld eu hwynebau chwilfrydig yn codi i’r…

Although, commonly referred to as a ‘sea snail,’ this species in fact belongs to the fish family!

Ydych chi wedi gweld blociau jeli coch tywyll erioed wrth archwilio pyllau creigiog? Y creaduriaid yma yw pysgod gleiniog yr anemoni! Maen nhw’n byw drwy lynu wrth greigiau bob cam o amgylch…

The Keeled skimmer is a dragonfly of heaths and commons with shallow pools. It has a skittish and weak flight, and is on the wing in summer and early autumn.

A familiar garden bird, the blue tit can be seen around bird tables and feeders, as well as in woodlands and parks. Listen out for its trilling, 'tsee-tsee-tsee' song. It is smaller than…

A beautiful, tiny fungus, green elf cup can be commonly found on the decomposing wood of deciduous trees in woods, parks and gardens.

Perennial rye-grass is a tufted, vigorous grass of roadside verges, rough pastures and waste ground. It is commonly used in agriculture and for reseeding grasslands.

One of the joys of a spring day is watching a fluttering, lemon-yellow brimstone alight on a flower - an early sign that the seasons are changing. It is commonly spotted in gardens, woodland and…

Mae gwenoliaid duon yn treulio’r rhan fwyaf o’u bywydau yn hedfan – gan hyd yn oed gysgu, bwyta ac yfed wrth hedfan – gan lanio i nythu yn unig. Maen nhw’n hoffi nythu mewn hen adeiladau mewn…

Mae gan y fantell garpiog ymylon adenydd carpiog nodedig, sy'n helpu i'w chuddliwio - wrth orffwys, mae'n edrych yn union fel deilen farw! Mae'n ffafrio ymylon coetir, ond…