Paul Williams / Giant otter (Pteronura brasiliensis) adult playing with plastic bottle, Pantanal, Pocone, Brazil

Alex Mustard / Bottlenose dolphin (Tursiops truncatus) in shallow water over a sand bank. Sandy Ridge, Little Bahama Bank, Bahamas. Tropical West Atlantic

Alex Mustard / Bottlenose dolphins (Tursiops truncatus) in shallow water over a sand bank. Sandy Ridge, Little Bahama Bank, Bahamas. Tropical West Atlantic

Alex Mustard / Bottlenose dolphin (Tursiops truncatus) with surface reflection, in shallow water over a sand bank. Sandy Ridge, Little Bahama Bank, Bahamas. Tropical West Atlantic

Laurent Geslin / Plastic bottles and other pollutants floating on the surface, Lake of Geneva, France. March 2008.

Doug Perrine / Two Bottlenose dolphins {Tursiops truncatus} leaping from water. Captive release.

Doug Perrine / Two Bottlenose dolphins jumping high above sea {Tursiops truncatus} Bahamas, Caribbean Sea. Dolphins can jump as high as 5m above the water surface. (Non-ex).

Konrad Wothe / Bottlenose Dolphin (Tursiops truncatus) leaping out of water, Caribbean

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) playing in shallow water, Hawaii

Alex Mustard / A Whale shark (Rhincodon typus) mouth open feeding on fish eggs by sucking in water, a behaviour known as botella because the shark hangs vertical in the water like a bottle gulping in food, Isla Muje...

Oriol Alamany / Hiker filling bottle with water from a mountain spring in Trevelez Valley in Las Alpujarras, Sierra Nevada National Park, Granada, Andalucia, Spain, Model released.

Paul Williams / Giant otter (Pteronura brasiliensis) playing with plastic bottle, Pantanal, Pocone, Brazil

Roland Seitre / Bottle-nosed Dolphin (Tursiops truncatus) emerging through water surface. Captive. Valencia, Spain.

Roland Seitre / Bottle-nosed Dolphin (Tursiops truncatus) emerging through water surface. Captive. Valencia, Spain.

Juergen Freund / Man preparing a homemade explosive for fishing. The bomb is made by filling a glass bottle with potassium or ammonium nitrate, kerosine and rocks. It is thrown onto a reef with schooling fish and indi...

Charlie Summers / Bottle-nosed Dolphin (Tursiops truncatus) spyhopping, emerging vertically from the water. Chanonry Point, Scotland, Moray Firth, July.

Petra Wegner / Girl fixing water bottle to cage for Guinea Pigs

Petra Wegner / Girl providing water in water bottle to Guinea Pigs in cage

Alex Mustard / A young Whaleshark (Rhincodon typus) less than 5m in length, 'botella' feeding on plankton near the surface, by hanging vertical in the water like a bottle. La Paz, Mexico. Sea of Cortez. October

Alex Mustard / A young Whaleshark (Rhincodon typus) less than 5m in length, 'botella' feeding on plankton near the surface, by hanging vertical in the water like a bottle. La Paz, Mexico. Sea of Cortez. October

Alex Mustard / Bottlenose dolphin (Tursiops truncatus) playing with a snorkeller on a water scooter, Sandy Ridge, Little Bahama Bank, Bahamas.

Hiroya Minakuchi / Bottlenose Dolphin (Tursiops truncatus) female underside showing urogenital, anal and mammary slits with ventral fin, caught along the coast of Japan, courtesy of Taiji Whale Museum

John Cancalosi / Common Frogs ( Rana temporaria) males attempting to mate with a bottle, UK

Jane Burton / Boy fixing a clean water bottle to wire mesh of rabbit hutch

Miles Barton / Captive Bottle nosed dolphin (Tursiops truncatus) interacting with human. marine aquarium, captive, USA, FOR EDITORIAL USE ONLY

Juergen Freund / Float on water surface of Portugese man-of-war / Blue Bottle {Physalia physalis} Indo-pacific

Juergen Freund / Portugese man-of-war / Blue Bottle {Physalia physalis} floating on water surface, Indo-pacific

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) adult and juvenile swimming in shallow water at the Waikoloa Hyatt, Hawaii

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) trio swimming in shallow water at the Waikoloa Hyatt, Hawaii

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) being photographed by a snorkeler in shallow water at the Waikoloa Hyatt, Hawaii

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) group swimming in shallow water at the Waikoloa Hyatt, Hawaii

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) pair swimming in shallow water at the Waikoloa Hyatt, Hawaii

Yva Momatiuk & John Eastcott / Man hiker, 52, in shorts, boots and hat, carrying backpack and water bottle, standing and looking ahead at the difficult and rocky broken terrain he wants to hike in, autumn noon, Badlands National Pa...

Theo Allofs / Bengal Tiger (Panthera tigris tigris) male carrying plastic water bottle in mouth, Ranthambore National Park, India

Pete Oxford / Bottle baobab tree (Adansonia rubrostipa) Tsimanampetsotsa Special Reserve. South-west desert area of MADAGASCAR

Konrad Wothe / Bottlenose Dolphin (Tursiops truncatus) pair pulling tourist through water, Honduras

David Noton / Man taking a drink from a water bottle and woman on mountain bikes cycling on Hambledon Hill above the Blackmore Vale, Dorset, England, UK

Barry Bland / Short-beaked common dolphin (Delphinus delphis) at surface of calm water, Bay of Biscay, Atlantic Ocean.

Hiroya Minakuchi / Bottlenose Dolphin (Tursiops truncatus) pair leaping out of water, Sea World, Kamogawa, Japan

Konrad Wothe / Bottlenose Dolphin (Tursiops truncatus) with head above water and mouth open

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) group with tourists in shallow water, Monkey Mia, Australia

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) group with tourists in shallow water, Monkey Mia, Australia

Konrad Wothe / Bottlenose Dolphin (Tursiops truncatus) pair leaping from water at sunset, Caribbean

Konrad Wothe / Bottlenose Dolphin (Tursiops truncatus) leaping from water, Caribbean

Konrad Wothe / Bottlenose Dolphin (Tursiops truncatus) leaping from water, Caribbean

Konrad Wothe / Bottlenose Dolphin (Tursiops truncatus) pair leaping from water, Caribbean

John Cancalosi / Barbary ape drinks from tourist's water bottle {Macaca sylvanus} Gibraltar

Pete Oxford / Bottle nosed dolphin {Tursiops truncatus} surfacing taken from above, Galapagos Is, Ecuador

Onne van der Wal / Pair of bottlenose dolphins (Tursiops truncatus), with heads out of the water, Bahamas.

Onne van der Wal / Bottlenose dolphin (Tursiops truncatus), captive, head out of the water, mouth open in playful expression.

Petra Wegner / Golden Retriever lying on a cushion with a hot-water bottle

Petra Wegner / Golden Retriever lying on a cushion with a hot-water bottle

Petra Wegner / Black and tan Cavalier King Charles Spaniel lying on a hot water bottle

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) pair swimming in shallow water at the Waikoloa Hyatt, Hawaii

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) pod swimming in shallow water, Hawaii

Norbert Wu / Bottlenose Dolphin (Tursiops truncatus) swimming in shallow water, Caribbean Sea, Roatan, Honduras

Flip Nicklin / Bottlenose Dolphin (Tursiops truncatus) at water surface, Australia