A humpback whale feeding in the plankton-rich waters of Antarctica puts its head above water to check out its surroundings, a behaviour known as “spy hopping”.

Part of the Antarctica image gallery. ~KD
A humpback whale feeding in the plankton-rich waters of Antarctica puts its head above water to check out its surroundings, a behaviour known as “spy hopping”.
Part of the Antarctica image gallery. ~KD