Mark Taylor / Cheeky ginger kitten, Ollie, 10 weeks, reaching up and batting the ear of Boxer puppy

Mark Raycroft / Welsh Corgi (Canis familiaris) jumping, North America

Lynn M Stone / Yellow Labrador retriever in fresh snow, Clinton, Connecticut, USA

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

Jane Burton / British Shorthair kittens, Benedict, ginger, and Joan, silver tabby.

Mark Taylor / Black-and-white kitten, Loona, age 11 weeks, arching back.

Mark Taylor / Black-and-white Springer Spaniel puppy, age 6 weeks.

Mark Taylor / Yellow Labrador Retriever puppy, 8 weeks old, sitting with raised paw

Mark Taylor / Golden Cocker Spaniel dog, Henry, age 3 years, jumping up.

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

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

Mark Taylor / Tricolour merle Collie puppy, Indie, age 10 weeks.