Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult feeding one of two chicks riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult carrying food (damselfly) for two chicks riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult feeding chick riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA

David Woodfall / Surfers & pleasure boats ride the bore, seen from the river. Severn Estuary. England

Kristel Richard / The huntsman is surrounded by the hounds at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A foxhound walks ahead of the huntsman at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A whipper-in, wearing the traditional hunting attire, and the modern foxhounds run at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Andy Sands / Stag Beetle (Lucanus cervus) male on Oak branch with woodland ride, West Sussex, England. UK

Pete Oxford / Chagras or cowboys on an overnight ride at a hacienda during the annual cattle round-up, with Mt Antisana in the background, Ecuador

Pete Oxford / Chagra cowboy portrait with roses in his hat band, on an overnight ride at a hacienda to herd cattle, Andes Mountains, Ecuador

Pete Oxford / Two Chagra cowboys on an overnight ride at a hacienda to herd cattle, Andes Mountains, Ecuador

Alex Mustard / Pair of Emperor shrimp (Zenopontonia rex / Periclimenes imperator) female is the larger one, hitch a ride on a large nudibranch (Tambja luteolineata) and pick food from the seabed with their claws. Bi...

Nick Upton / Spotted longhorn beetle (Rutpela maculata = Strangalia maculata) takes off after feeding on a Common spotted orchid flower (Dactylorhiza fuchsii) in a woodland ride, Lower Woods, Gloucestershire, UK,...

Marie Read / Common mergansers (Mergus merganser) family, female swimming with seventeen ducklings, some of which are riding on her back, Lansing, New York, USA, June.

Marie Read / Eared Grebes (Podiceps nigricollis), adult feeds a damselfly nymph to one of two chicks riding on its back, Bowdoin National Wildlife Refuge, Montana, USA, June.

Nick Upton / Greater knapweed (Centaurea scabiosa) flowering in woodland ride, Green Lane Wood, Wiltshire, UK, July.

David Fleetham / Cone shell (Conus sp) gliding across sand at night with two Mysid shrimps (Mysida sp) hitching a ride. Dumaguete, Philippines.

Richard Robinson / Bottlenose dolphins (Tursiops truncatus) ride the bow of a logging ship, Northern New Zealand Editorial use only.

Tim Laman / Orangutan researcher Cheryl Knott and children ride boat down river from Cabang Panti Research Station, Gunung Palung National Park, Borneo. August 2010 Model released.

Georgette Douwma / Commensal emperor shrimp (Periclimenes imperator / Zenopontonia rex) hitching a ride on a Nudibranch (Risbecia tryoni). Lembeh Strait, North Sulawesi, Indonesia.

Nick Upton / Trooping funnel / Monk's head mushroom (Clitocybe / Infundibulicybe geotropa), in woodland ride, LWT Lower Woods reserve, Gloucestershire, UK, November.

Nick Upton / Trooping funnel / Monk's head mushroom (Clitocybe / Infundibulicybe geotropa), in woodland ride, LWT Lower Woods reserve, Gloucestershire, UK, November.

Marie Read / Eared grebes (Podiceps nigricollis), adult with two chicks riding on its back, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Eared grebe (Podiceps nigricollis) adult with chick riding on its back, Bowdoin National Wildlife Refuge, Montana, USA. Commended in Bird Photographer of the Year competition 2020.

Marie Read / Eared grebe (Podiceps nigricollis), adult with chick riding on its back, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Western grebe (Aechmophorus occidentalis) adult with chick riding on its back, both napping, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis), closeup of adult swimming with chicks riding on its back, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis), closeup of adult swimming with chicks riding on its back, Bear River Migratory Bird Refuge, Tuah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis) adult with begging chick riding on its back, peeking out from behind adult's neck, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis) adult with 2 chicks riding on its back, peeking out from either side of adult's neck, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Western grebe (Aechmophorus occidentalis) adult with 2 chicks riding on its back, peeking out from either side of adult's neck, Bear River Migratory Bird Refuge, Utah, USA, May.

Marie Read / Eared grebes (Podiceps nigricollis), pair, one adult with food (damselfly) for chick riding on the other adult's back, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Eared grebes (Podiceps nigricollis), adult feeds a damselfly nymph to one of two chicks riding on its back, Bowdoin National Wildlife Refuge, Montana, USA

Marie Read / Eared grebe (Podiceps nigricollis), adult with chick riding on its back, Bowdoin National Wildlife Refuge, Montana, USA

Kristel Richard / Two riders, dressed in Spanish period costume, ride two rare Kladruber horses/stallions (one black, one white), at the Great Riding festival, in Slatinany national stud, Pardubice Region, Czech Republ...

Kristel Richard / Two riders, dressed in Spanish period costume, ride two rare Kladruber horses/stallions (one black, one white), at the Great Riding festival, in Slatinany national stud, Pardubice Region, Czech Republ...

Kirkendall-Spring / Tourists on Indian elephant (Elephas maximus) ride, historical town of Ayutthaya, Thailand, September 2014.

Tim Laman / Tourists taking pictures on a zodiac boat ride, Neko Harbor, Andvord Bay, Antarctica, February 2011.

David Woodfall / Resident giving a piggy back ride outside flooded home during February 2014 flood. Surrey, England, UK, 16th February 2014.

Floris van Breugel / Mount Baker seen from the ferry ride through the San Juan Islands of Washington, USA. August 2012.

Enrique Lopez-Tapia / Hot air balloon landing after ride over the Namib desert, Namibia, February 2005.

Enrique Lopez-Tapia / Hot air balloon ride over the Namib desert.

Enrique Lopez-Tapia / Tourists taking photos from hot air balloon ride over the Namib desert, Namibia, February 2005.

Enrique Lopez-Tapia / Hot air balloon ride over the Namib desert, Namibia, February 2005.

Enrique Lopez-Tapia / Hot air balloon ride over the Namib desert at sunset, Namibia, February 2005.

Richard Du Toit / Burchell's Zebra (Equus burchellii) with Cattle Egret (Bubulcus ibis) catching a ride while walking among exotic Pompom weed (Campuloclinium macrocephalum), Rietvlei Nature Reserve, South Africa

Tom Gilks / Wildlife poaching patrol unit on horseback inspect wooden stakes used by poachers to impale game along trails, Mount Kenya NP, Kenya

Tom Gilks / Wildlife poaching patrol unit on horseback investigate a poacher's den Mount Kenya National Park, Kenya

Tom Gilks / Wildlife poaching mounted patrol tracking and noting animal movement, Mount Kenya National Park, Kenya

Tom Gilks / Wildlife poaching horseback patrol unit ride through gate to enter Mount Kenya National Park, Kenya

Pat Tuson / Man with Free to ride OYBike watching cycling event at Shorditch Festival, London Borough of Hackney, England, UK, August 2008

Wild Wonders of Europe / Widstrand / Boat ride in the delta jungle, Danube delta rewilding area, Romania, May 2012

David Woodfall / Fabian Way Park and Ride bus scheme, to reduce inner city congestion and pollution, Swansea, Wales, UK 2009

Nick Turner / Man with child resting during a cycle ride in the Cotswolds, Guiting Power, Gloucestershire, UK, August 2011. Model released

Nick Turner / Couple with child resting during a cycle ride in the Cotswolds, Guiting Power, Gloucestershire, UK, August 2011. Model released

Michael W. Richards / Cyclist hitching free ride behind truck carrying bricks on road, Karnataka, Southern India

Bryan and Cherry Alexander / Black browed albatross (Thalassarche melanophrys) and Grey headed albatross (Thalassarche chrysostoma) ride the same air wave off Cape Horn, Southern Ocean.

Bryan and Cherry Alexander / Inuit youth driving dogs on the ice while his parents ride the snowmobile behind. Igloolik, Nunavut, Canada, April 2008.

Axel Gomille / Marsh Crocodile or Mugger (Crocodylus palustris), with people taking a boat-ride in the background. Cauvery river, Karnataka, India.

Axel Gomille / Marsh Crocodile or Mugger (Crocodylus palustris), with people taking a boat-ride in the background. Cauvery river, Karnataka, India.

Peter Cairns / Couple relaxing during bike ride in front of Ardvreck Castle. Loch Assynt, Sutherland, Scotland, July Model released

Alex Mustard / Remora / Sharksucker (Echeneis naucrates) hitches a ride beneath the pectoral fin of a Lemon shark (Negaprion brevirostris). Little Bahama Bank. Bahamas. Tropical West Atlantic Ocean.

Bryan and Cherry Alexander / Sleigh ride at Reindeer (Rangifer tarandus) ranch. Rovaniemi, Finland, 1996.

Kristel Richard / Two Gardians (Traditional French cowboys) ride their Camargue horses (Equus caballus) during the transhumance, in Tarascon, Camargue, Provence, France. June 2008

David Woodfall / Surfers & pleasure boats ride the bore, seen from the river. Severn Estuary. England

David Woodfall / Surfers & pleasure boats ride the bore, seen from the river. Severn Estuary. England

David Woodfall / Surfers & pleasure boats ride the bore, seen from the river. Severn Estuary. England

David Woodfall / Surfers & pleasure boats ride the bore, seen from the river. Severn Estuary. England

David Woodfall / Surfers & pleasure boats ride the bore, seen from the river. Severn Estuary. England

David Woodfall / Surfers ride the bore. Severn Estuary. England, August 2009

Kristel Richard / In drag hunting, the hounds follow a scent laid by a huntsman - at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / The huntsman, wearing the traditional hunting attire, walks in the woods at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / The huntsman, blowing horn, rides surrounded by the hounds at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009.

Kristel Richard / A gentleman, wearing the traditional hunting attire, jumps a tigertrap fence at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A gentleman jumps a tigertrap fence at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A family out hunting at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A gentleman, wearing the traditional hunting attire, canters at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A young woman jumps a fence at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / The pack of modern foxhounds and two whippers-in get out of the woods, at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A gentleman, wearting a top hat and the traditional hunting attire, jumps a fence at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A young woman jumps a fence at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A gentleman, wearing the traditional hunting attire, canters at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A whipper-in, wearing the traditional hunting attire, canters at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / A whipper-in wearing the traditional hunting attire rides at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009.

Kristel Richard / A whipper-in, wearing the traditional hunting attire, jumps a post and rail fence at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / Participants galloping across the rolling open landscapes at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / Before the start of the hunt, a gentleman, wearing a top hat and the traditional hunting attire, drinks a stirrup cup, Melton Mowbray, Leicestershire, England, UK. October 2009

Kristel Richard / The field of riders ride across the rolling open landscapes at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / The huntsman controls the hounds at the opening meet of the Quorn Hunt, in Leicestershire, England, UK. October 2009

Kristel Richard / Two generations of traditionally dressed gauchos (cowboys) ride a horse (Equus caballus) during the parade of the Fiesta De La Patria Gaucha, Tacuarembo, Uruguay, April 2008

Kristel Richard / Two young gauchos (cowboys) ride a horse (Equus caballus) during the parade of the Fiesta De La Patria Gaucha, Tacuarembo, Uruguay, April 2008

Patricio Robles Gil / Nepalese boy giving girl a piggy back ride to young girl, Sagarmatha National Park, Khumbu, Himalayas, Nepal, November 2007

Kristel Richard / One of the Fantini (jockeys), in the colours of a particular district of Asti, takes part in the single trials on the Friday before the Palio, Asti, Piedmont, Italy. All the jockeys ride bareback, Sep...

Fiona Rogers / Gelada baboon (Theropithecus gelada) infant getting a ride from a sub-mature male to climb up the cliff face, Simien Mountains National Park, Ethiopia, November

Merryn Thomas / Two dromedary camels (Camelus dromedarius) waiting to give tourists a ride on Essaouira beach, Morocco, November 2008.

Andy Rouse / Asian elephant (Elaphus maximus) view from tourist elephant ride showing tip of trunk, Sigiriya World Heritage site, Sri Lanka