Klein & Hubert / Large white x Pietrain young pigs foraging in a meadow in summer, France

Klein & Hubert / Large white x Pietrain pigs, in meadow, France

Mark Taylor / Cockapoo, Cocker spaniel cross Poodle puppy sitting.

Mark Taylor / Cockapoo, Cocker spaniel cross Poodle puppy on hind legs.

Mark Taylor / Black and white Jack-a-poo, Jack Russell cross Poodle, pup, 8 weeks old, jumping up.

Jane Burton / Cocker spaniel x poodle (Cockapoo) cross puppies resting with parents.

Jane Burton / Pug x Shih-tzu (Pugzu) cross puppies with parents.

Jane Burton / Sheltie and Dachshund dogs with their puppies.

Mark Taylor / Cute chocolate Toy Goldendoodle puppy in play-bow.

Mark Taylor / Black Maine Coon kitten and cute Doxiedoodle puppy. NOT AVAILABLE FOR BOOK USE

Florian Möllers / 'Jogi', a Jack Russell Terrier cross breed, male playing in the snow. Germany

Yves Lanceau / Domestic crossbreed hen (Gallus gallus domesticus), chick embryo developing in egg, chick ready to hatch, 20 days, sequence 10/10

Petra Wegner / Mixed Breed puppy, 12 weeks / Pug crossbred, sitting on small sofa with reindeer toy.

Mark Taylor / Black Terrier-cross puppy, Maisy, 3 months, portrait

Mark Taylor / Two Miniature Goldendoodle puppies (Golden retriever x Miniature poodle cross), 7 weeks, one lying across the other

Mark Taylor / RF- Two Miniature Goldendoodle puppies (Golden retriever x Miniature Poodle cross), 7 weeks, one lying across the other. (This image may be licensed either as rights managed or royalty free.)

TJ Rich / Black cockpoo sitting. Wiltshire, UK

TJ Rich / Black cockpoo sitting at cottage door. Wiltshire, UK

TJ Rich / Collie crossbreed with owner in bluebells, in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Collie crossbreed rescue dog in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Collie crossbreed rescue dog in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Collie crossbreed rescue dog running in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Collie crossbreed rescue dog running in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Collie crossbreed rescue dog in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Collie crossbreed rescue dog in beech woodland. Micheldever Woods, Hampshire, UK

TJ Rich / Black cockapoo in garden. Wiltshire, UK

TJ Rich / Golden cockapoo puppy, Welford Park, Berkshire, UK

TJ Rich / Collie crossbreed rescue dog in bluebells in beech woodland, Micheldever Woods, Hampshire, UK

Mark Taylor / RF - Cavapoo dog, Monty, age 10 months, lying with head up. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Cavapoo dog, Monty, 10 months, sitting and looking up. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Cavapoo dog, Monty, 10 months, in play-bow stance. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Blue merle mutt puppy sitting with head cocked to one side. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Mongrel dog and puppy sitting together. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Cavapoo puppy lying head up. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Cavapoo puppy sitting with raised paw. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Australian Labradoodle, pouncing playfully. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Australian Labradoodle wearing a Father Christmas hat. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Silver tabby Persian-cross kitten arching back in playful confrontation. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Five Cavapoochon puppies, age 6 weeks, sitting in a line (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Cavapoo puppies, 7 weeks sitting side by side. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Labradoodle sitting and looking up (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / RF - Labradoodle running. (This image may be licensed either as rights managed or royalty free.)

Mark Taylor / Blue merle Cadoodle and mutt pup resting.

Mark Taylor / Blue merle Cadoodle and mutt pup.

Mark Taylor / Australian Labradoodle puppy, lying down.

Mark Taylor / Husky-cross dog portrait.

Mark Taylor / Husky-cross dog sitting.

Mark Taylor / Husky-cross dog, sitting, looking up