field forest grass hay lake marsh pond sky swamp swaps water wet bog enimal fen marshes mire morass nature quagmire slough bill birds feathers green heron Heron legs outdoors reeds baby bird chick cute egret little walking waterfowl white young dwelling foliage green hut trees woods flower flowers marigolds plant plants reflections spring yellow bud buttercup flower caltha dotterblume garden macro marigold boardwalk ivy park path pathway platform trail wales walkway