Huddle of Scottish Highland cattle in an overgrown pond near Castricum, NL

Bulling [in heat, estrus] Scottish Highland cow being mounted by a steer [castrated male bovine] in an overgrown dune pond near Castricum, NL

All kinds of stuff going on in a tranquil pond - Scottish Highland cattle (two of them locking horns) and a grey heron doing a fly-by in an overgrown pond near Castricum, NL

Scottish Highland cattle hanging out in an overgrown pond near Castricum, NL

Dune pond with Scottish Highland cattle on a sunny autumn morning near Castricum, NL

Horse scratching itself under an oak tree near Castricum, NL

Horse grazing on rushes in a forest ditch near Castricum, NL

Horses grazing in an overgrown ditch, a meadow and a pond near Castricum, NL

Horse grazing amidst the lush greenery of an overgrown forest ditch near Castricum, NL

Female mallard stretching before swimming off in a pond near Castricum, NL

Mallard couple stretching and resting for a moment after preening on an abandoned coots nest in a pond near Castricum, NL

Grey heron stalking a female mallard preening itself in a shallow pond near Castricum, NL

A Scottish Highland bull eating bog myrtle at a dune pond near Castricum, NL

Great white egret taking off from a pond near Castricum, NL

Two mallard ducklings posing for a portrait on an abandoned coots nest in a pond near Castricum, NL

Scottish Highland cattle neatly lined up in a pond near Castricum, NL

A herd of Scottish Highland cattle seeking relief from the early summer heat in a pond near Castricum, NL

Grazing horses in a field with a waterhole near Castricum, NL

You have to see it to believe it - A horse grazing on rushes in a shallow pond is watching a family of mallard ducklings with their mother followed by another family of coot chicks with their mother swim by near Castricum, NL

Steaming forest canal in early morning light near Castricum, NL