Mark Taylor / Basset Hound puppy, Betty, 9 weeks, walking across.

Mark Taylor / Chocolate roan Cocker Spaniel puppy, Topaz, 12 weeks, running with ears flapping

Mark Taylor / Ginger Guinea pig and blue-grey floppy-eared rabbit snuggling together, against white background

Mark Taylor / Blue-grey floppy-eared rabbit, against white background

Mark Carwardine / Long beaked common dolphins (Delphinus capensis) with very young calf (probably less than a day old - wrinkly skin and floppy tail are good indicators) Baja California, Mexico.

Mark Raycroft / Welsh Corgi (Canis familiaris) puppy with floppy ear