Bluey & The Kelpies. Seordag Stories, #13

Seordag and her chicks Bluey, Pinky and Greeny  go on a trek to climb a mountain, but when they get caught up in a storm they have to shelter overnight in a bothy. Bluey wakes up in the middle of the night to a strange sound coming from the loch below. She rushes down to the loch, forgetting Seordag's warning of the dreaded creatures the kelpies."Bluey & The Kelpies" is book 13 in Seordag Stories; a children's picturebook  scifi series of adventures about a cyborg hen and her friends in the Scottish Highlands.