© Dust tornado close to water hole where zebras, giraffes and gazelles drink, Masai Mara, Kenya

© African elephant in the plains of Masai Mara, southern Kenya

© African elephants meet and greet in the plains of Masai Mara, southern Kenya

© Large combine harvester pouring clouds of dust from cut crop on field, Gloucestershire, United Kingdom

© Close up of horse's eye, eyebrow and ear

© Traffic lights amongst street lamps and road signs, Swindon, Wiltshire, United Kingdom

© Portrait of young adult woman

© Woman lying in bed

© Mature female food blogger using digital tablet in traditional Italian kitchen

© Siblings looking at boy poking fingers into birthday cake

© Rear view of young adult picnicking friends strolling along boardwalk at beach, Western Cape, South Africa

© Young man alone on windswept beach looking down, Western Cape, South Africa

© Young couple in kitchen eating open sandwich

© Romantic young couple sharing open sandwich in kitchen

© Young couple in kitchen preparing food

© Young couple at kitchen table using laptop

© High angle view of romantic young couple kissing at kitchen table

© Young couple sharing coffee at kitchen table

© Young surfing couple carrying surfboards on Rockaway Beach, New York State, USA

© Senior couple smiling and chatting on bed

© Senior couple smiling and chatting on bed

© Happy seniors taking selfie on couch

© Happy seniors taking photograph on couch

© Man daydreaming at home

© Happy seniors relaxing at home