How to identify the Little Owl

To correctly identify the Little Owl (Athene noctua), check each of these features. Birds can be tricky: habit, habitat, and call often confirm a sighting that a single photo cannot.

Size at a glance

Length

21-27 cm

Wingspan

54-58 cm

Weight

160-250 g (males), 170-280 g (females)

Physical features to check

1. 1

   Plumage

   Overall feather coloration and pattern.

   Upperparts are grey-brown, heavily streaked and spotted with white or pale buff. Underparts are whitish, broadly streaked with dark brown. The facial disc is not well-defined, and it lacks ear tufts. It has prominent white 'eyebrows' that give it a stern or frowning appearance.

2. 2

   Beak shape

   Shape and color of the bill: a key field mark.

   Short, strongly hooked, and pale yellowish-horn to greenish-yellow.

3. 3

   Eye color

   Iris color and any distinctive eye markings.

   Bright yellow irises, giving it a piercing gaze.

4. 4

   Leg color

   Leg and foot color.

   Feathered legs and feet, yellowish-grey claws.

5. 5

   Distinguishing features

   Standout features that separate this species.

   Small size, flat-topped head, short tail, bright yellow eyes, prominent white 'eyebrows', heavily spotted and streaked plumage, and an upright stance. Often bobs its head when alert.

6. 6

   Juvenile appearance

   How young birds differ from adults.

   Juveniles are similar to adults but generally have a duller, more uniform plumage with less distinct spotting and streaking. Their facial disc may appear less defined, and their 'eyebrows' less prominent.

7. 7

   Seasonal changes

   Plumage variation between breeding and non-breeding seasons.

   No significant seasonal plumage changes. Plumage may appear slightly worn or faded towards the end of the breeding season before molting.

8. 8

   Sexual dimorphism

   How males and females differ.

   Females are typically slightly larger and heavier than males, but plumage differences are negligible, making visual sexing difficult in the field.

Key field marks

• Size and Shape. Look for a small, compact owl with a relatively flat head, short tail, and an upright posture. It often bobs its head when alert.
• Plumage. Note the grey-brown upperparts heavily spotted and streaked with white/buff, and whitish underparts with broad dark streaks. The lack of ear tufts is also a key feature.
• Facial Features. Observe the bright yellow eyes and the prominent white 'eyebrows' that give it a 'frowning' or stern expression. The facial disc is not strongly defined.
• Behavior. Often seen perched conspicuously on posts, rocks, or buildings during the day. Its undulating flight pattern and habit of bobbing its head are good indicators.
• Vocalization. Listen for its characteristic mournful 'goo-ek' or 'kiew' call, especially at dusk and dawn.

Explore the Little Owl