| NOCTULE | From the Latin meaning "night owl" or "small night creature", the UK's largest species of bat (7) |
| ELFOWLS | Small night creatures |
| REDDEER | Depicted in Edwin Landseer's The Monarch of the Glen, the UK's largest species of land-mammal (3,4) |
| STAR | Small night light |
| CHEDDAR | Situated near to the site of the UK's largest gorge and famous for cheese, a village in the Mendip Hills through which the Sustrans Strawberry Line passes (7) |
| NOCTUID | From the Latin for "night owl", a generic name for an owlet-moth, such as a burnished brass, clay, drinker, green arches, grey dagger, heart and dart, wainscot or "wonder of the day" merveille du jour |
| BROWNIE | Benevolent elf of folklore carrying out household chores at night; a junior Guide whose leaders were formerly named after owls; or, a square of rich chocolate cake (7) |
| INSECTS | Small, invertebrate creatures, the most dangerous in Mallorca are the pine processionary caterpillars which have toxic hairs on their body that can cause skin or allergic reactions in humans and are p |
| DEBATER | One arguing formally for stag-night creature to be enclosed (7) |
| MASTIFF | Fierce creature, the old woman's having argument (7) |
| SNOWMAN | Another name for legendary Himalayan creature the yeti (10,7) (see 1A) |
| LEMMING | Creature the French figure to be Chinese (7) |
| BARNOWL | Feathered night creature with front-facing eyes (4,3) |
| BLASTED | Severely criticised for being the biggest night owl, figuratively (7) |
| COBBLER | Litter-clearing creatures, The ___ (7) |
| STKILDA | Home to the UK's largest puffin colony, an uninhabited World Heritage Site whose last remaining 36 islanders were evacuated in 1930 (2,5) |
| TALONED | Like an owl or an eagle |
| HOOTERS | Owls or those bats? (7) |
| IMMORAL | Night owl |
| PLAYBOY | Night owl |
