A panoramic view of the serene landscape of rolling hills dotted with oak trees, expansive fields, under a cloudy blue sky, Alentejo, Portugal, Europe

Sculptures of angels made of oak wood on the Hill of Angels, near Trakai, Lithuania, Europe

Oak tree leaf, quercus robur l., covered in hoarfrost, switzerland

Snowy Owl (Nyctea scandiaca) adult female flying against blue sky near Oak Hammock Marsh, Winnipeg, Manitoba, Canada

Snowy Owl (Nyctea scandiaca) adult female flying over snowy field near Oak Hammock Marsh, Winnipeg, Manitoba, Canada

Oak with hoarfrost, Doernhagen, North Hesse, Germany, Europe

Close-up portrait of a Florida panther (Felis concolor coryi), Florida, United States of America

Florida panther (Felis concolor coryi) peering down from a tree, Florida, United States of America

Traditional canoe, Oak Hammock Marsh, Manitoba