Field Guide
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Meadow Brown
Maniola jurtina
1 photo
·1 photographer
·Common · 1 ptsThe UK's most abundant butterfly in summer grassland.
1 community photo of Meadow Brown on Things With Wings. Top-rated shots often use around 1/640ss shutter, 300mm.
Species Profile
Green List (common and widespread)
- Lifespan
- 2–3 weeks as an adult; 1 year from egg to adult
- Size & Weight
- wingspan 42–50 mm
- Habitat
- Unimproved grasslands, meadows, woodland edges, and rough ground with tall grass.
- UK Distribution
- Found throughout mainland Britain and Wales, absent from Ireland and northern Scotland; resident, non-migratory with single annual generation.
- Diet
- Adults feed on nectar and honeydew; caterpillars feed on various grass species, particularly red fescue and tor-grass.
- Predators
- Birds, spiders, and small mammals; caterpillars preyed upon by parasitoid wasps and flies.
- Mating Season
- July to September
- Breeding
- Single brood per year; females lay eggs singly on grass stems from July onwards; eggs overwinter and hatch in spring; caterpillar stage lasts several months.
- Behaviour
- Males are territorial and perch low on vegetation scanning for females; they exhibit a distinctive bouncing flight. Females are more cryptic and spend time searching for suitable grasses on which to lay eggs. They rarely visit flowers, preferring to feed on honeydew.
- •The Meadow Brown is one of the most abundant butterfly species in the UK, particularly in southern and central regions.
- •Males have distinctive eyespots on their wings with white pupils, used in species and sex recognition.
- •The caterpillars feed nocturnally and hide in grass tussocks during the day.
- •Population numbers fluctuate significantly year-to-year based on summer weather conditions.
- •They are an important food source for birds and reptiles during their adult flight period.
Community Sightings by Month
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Camera Settings (top photos)
Shutter
1/640ss
ISO Range
400
Aperture
f/f/5.6
Focal Length
300mm