Women queueing for Diwali temple puja, being approached by a child begging for alms, Udaipur, Rajasthan, India, Asia

Diver approached by basking shark (Cetorhinus maximus), Hebrides, Scotland, United Kingdom, Europe

Titan Triggerfish (Balistoides viridescens). The largest of the triggerfish family and often aggressive when approached especially whilst nesting.Red Sea.

Sperm whale (Physeter macrocephalus) in "head-out" position viewed from the side. This vertical position is used in socialising and when approached by a vessel, may provide a better 3D vision of an object. Endangered, Ionian Sea, Greece.

Sperm whale (Physeter macrocephalus) in "head-out" position. This vertical position is used in socialising and when approached by a vessel, may provide a better 3D vision of an object. Endangered, Ionian Sea, Greece.

Titan Triggerfish (Balistoides viridescens) The largest of the triggerfish family and often aggressive when approached especially whilst nesting. Red Sea.

Titan Triggerfish (Balistoides viridescens). The largest of the triggerfish family and often aggressive when approached especially whilst nesting.Red Sea.

Scenic green islands of Thailand coast. Emerald sea and fine white sand. On the beach approached by a native boat for tourists, decorated with a red silk scarf

Two container ships passing one another on Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe

Two container vessels passing one another on the lower Elbe River, Schleswig-Holstein, Germany, Europe

Encounter between two container ships on Kiel Canal, Kiel, Schleswig-Holstein, Germany, Europe

Approached by a cow moose, a bull (Alces alces), displays the Flehmen response late in the rut in Southcentral Alaska's Chugach State Park, Anchorage, Alaska, United States of America