Roland Seitre / Baby Rothschild's Porcupine (Coendou rothschildi) on the palm of conservation volunteer. La Marinas Wildlife Rescue Centre, Costa Rica, 2008.

Roland Seitre / Baby Rothschild's Porcupine (Coendou rothschildi) being bottle-fed. La Marinas Wildlife Rescue Centre, Costa Rica, 2008.

Alex Mustard / Spotted porcupinefish (Diodon hystrix) swimming in open water above a coral reef, West Bay, Grand Cayman, Cayman Islands, British West Indies, Caribbean Sea.

Tim Fitzharris / Common Porcupine (Erethizon dorsatum) eating an apple, North America

Konrad Wothe / Common Porcupine (Erethizon dorsatum), North America

Peter Blackwell / Back view of Crested porcupine {Hystrix cristata} walking away, Central Kenya

Tim Fitzharris / Common Porcupine (Erethizon dorsatum) portrait, Montana

Gerry Ellis / Common Porcupine (Erethizon dorsatum) climbing tree, North America

Tim Fitzharris / Common Porcupine (Erethizon dorsatum) feeding on fruit, Montana

Matthias Breiter / Common Porcupine (Erethizon dorsatum) in willow tree near the Denali highway, Alaska

Michael Quinton / Common Porcupine (Erethizon dorsatum) feeding on Pussy Willow (Salix discolor) in spring, Alaska

Michael Quinton / Common Porcupine (Erethizon dorsatum) sitting in a tree in winter, Yellowstone National Park, Wyoming

Michael Quinton / Common Porcupine (Erethizon dorsatum) feeding on Pussy Willow (Salix discolor) in spring, Alaska

Konrad Wothe / North American porcupine with young (Erethizon dorsatum) Alaska, USA, July

Roland Seitre / Baby Rothschild's Porcupine (Coendou rothschildi) climbing tree trunk. Captive. La Marinas Wildlife Rescue Centre, Costa Rica, 2008.

Roland Seitre / Conservation volunteer with a baby Rothschild's Porcupine (Coendou rothschildi). La Marinas Wildlife Rescue Centre, Costa Rica, 2008.

Roland Seitre / Conservation volunteer with a baby Rothschild's Porcupine (Coendou rothschildi). La Marinas Wildlife Rescue Centre, Costa Rica, 2008.

Ann & Steve Toon / Flock of Abdim's stork (Ciconia abdimii) at waterhole, Kgalagadi Transfrontier Park, South Africa, January

Ann & Steve Toon / Abdim's stork (Ciconia abdimii) in flight, landing, Kgalagadi Transfrontier Park, South Africa, January

Ann & Steve Toon / Abdim's stork (Ciconia abdimii) in flight, Kgalagadi Transfrontier Park, South Africa, January

GEORGETTE DOUWMA / Masked puffer (Arothron diadematus) with Bluestreak cleaner wrasse (Lutjanus dimidiatus). Egypt, Red Sea.

GEORGETTE DOUWMA / Plastic bottles and other debris washed up on beach. Gubal Island, Egypt, Red Sea.

Chris Gomersall / Cape fur seal (Arctocephalus pusillus) colony at Pelican Point, Walvis Bay, Namibia, November

Juan Carlos Munoz / African fur seal {Arctocephalus pusillus} in water, Walvis Bay, Namibia, August

Kim Taylor / African / Cape fur seal (Arctocephalus pusillus) female, Namibia, Africa

Kim Taylor / African / Cape fur seal (Arctocephalus pusillus) female yawning, Namibia, Africa

GEORGETTE DOUWMA / Redtoothed triggerfish (Odonus niger) with Cleaner wrasses (Labroides dimidiatus). Bali, Indonesia.

GEORGETTE DOUWMA / Redtoothed triggerfish (Odonus niger) guarding its eggs, Bali, Indonesia

GEORGETTE DOUWMA / Redtooth triggerfish (Odonus niger) near seabed, Andaman Sea, Thailand

Jouan & Rius / African / Cape Fur Seal (Aractocephalus pusillus) sitting on a rock, Cape Cross Seal Reserve, Namibia

Jouan & Rius / African / Cape Fur Seal (Aractocephalus pusillus) portrait, Cape Cross Seal Reserve, Namibia

Jouan & Rius / Female African / Cape Fur Seal (Arctocephalus pusillus) with baby, Cape Cross Seal Reserve, Namibia

Jouan & Rius / African / Cape Fur Seal (Aractocephalus pusillus), female suckling baby, Cape Cross Seal Reserve, Namibia

Jouan & Rius / Cape / African Fur Seal (Arctocephalus pusillus) on rock, Cape Cross Seal Reserve, Namibia

Jouan & Rius / African / Cape Fur Seal (Aractocephalus pusillus), female with baby suckling, Cape Cross Seal Reserve, Namibia

Jouan & Rius / African / Cape Fur Seal (Aractocephalus pusillus) walking across beach on flippers, Cape Cross Seal Reserve, Namibia

GEORGETTE DOUWMA / Cape fur seals in surf (Arctocephalus pusillus) Dyer Island, South Africa

Konrad Wothe / Common Porcupine (Erethizon dorsatum) in tree, North America

ZSSD / Common Porcupine (Erethizon dorsatum) close-up

ZSSD / Common Porcupine (Erethizon dorsatum) adult in tree, native to North America

Luiz Claudio Marigo / Porcupine {Coendou mexicanum} feeding in tree, Gran Chaco NP, Bolivia

GEORGETTE DOUWMA / Two Afro-Australian fur seals {Actocephalus pusillus} on rocks, Dyer Island, South Africa.

Christoph Becker / Afro-australian fur seal {Arctocephalus pusillus} relaxing on rocks, Namibia.

Brent Hedges / Afro-australian fur seal {Arctocephalus pusillus} underwater exhaling airbubbles out of nose, South Australia.

Pete Oxford / Abdims Stork {Ciconia abdimii} at top of tree, Kgalagadi Transfrontier Park, South Africa.

Pete Oxford / Abdims Storks {Ciconia abdimii} standing in water, Kgalagadi Transfrontier Park, South Africa.

Larry Michael / Underside of North american porcupine showing teeth {Erethizon dorsatum} captive, Illinois, USA

Tony Heald / Abdim's stork (Ciconia abdimii) drinking, Kalahari Gemsbok NP, South Africa

Tony Heald / Aerial view of Afro-australian fur seal colony {Arctocephalus pusillus} Namib Naukluft Pk

Tony Heald / Woolly necked stork besides water {Ciconia episcopus} Hluhluwe South Africa

Konrad Wothe / Common Porcupine (Erethizon dorsatum) portrait in tree, North America

Konrad Wothe / Common Porcupine (Erethizon dorsatum) detail of quills, North America

Konrad Wothe / Common Porcupine (Erethizon dorsatum) baby, North America

Konrad Wothe / Common Porcupine (Erethizon dorsatum) baby climbing in tree, North America

Konrad Wothe / Common Porcupine (Erethizon dorsatum) mother and baby in tree, North America

Michael Quinton / Common Porcupine (Erethizon dorsatum) feeding on Pussywillow (Salix discolor) in the spring, Alaska

Michael Quinton / Common Porcupine (Erethizon dorsatum) feeding on Mistletoe (Phoradendron serotinum) in winter, Island Park, Idaho

Patricio Robles Gil / North american porcupine in tree {Erethizion dorsatum} Chihuahua, Mexico

Richard Du Toit / Damage to tree caused by Porcupine {Hystrix sp} Chobe NP, Botswana

Pete Oxford / Lion {Panthera leo} male with porcupine quill in muzzle, Okavango Delta, Botswana

Peter Blackwell / Crested porcupine {Hystrix cristata} Central Kenya

Jabruson / Porcupine fish {Diodon hystrix} made into tourist curio for sale on Sal Is, Cape Verde Islands

Tony Heald / Afro Australian / Cape fur seal porpoising {Arctocephalllus pusillus} False Bay, South Africa

Tony Heald / Porcupine walking {Hystrix africaeaustralis} Damaraland, Namibia

Tony Heald / Porcupine portrait {Hystrix africaeaustralis} Damaraland, Namibia

Tony Heald / Porcupine at water {Hystrix africaeaustralis} Damaraland, Namibia

Tony Heald / Porcupine drinking {Hystrix africaeaustralis} Damaraland, Namibia

Peter Blackwell / Crested porcupine {Hystrix cristata} foraging on ground, Central Kenya, Africa

GEORGETTE DOUWMA / Afro-Australian fur seals on coast {Arctocephalus pusillus}, Dyer Island, Cape, South Africa

Paul D Stewart / Woodcut illustration of Crested Porcupine (Hystrix cristata) with colouring. From Gesner's 'Icones Animalium' publ. Christof Froschover, Zurich, 1560. Of Gesner's many woodcuts this is one of the more...

Brent Hedges / Afro-australian fur seals {Arctocephalus pusillus} three underwater, South Australia

Peter Blackwell / Two Crested porcupines {Hystrix cristata} foraging on ground, Kenya

Jabruson / Close up of flipper of Afro-australian fur seal {Arctocephalus pusillus} captive, South Africa.

Peter Blackwell / Crested porcupine portrait {Hystrix cristata} Central Kenya