Common Brimstone (Gonepteryx rhamni)

Common Brimstone (Gonepteryx rhamni)

🦋 Common Brimstone (Gonepteryx rhamni)

The Common Brimstone is a large, lemon-yellow butterfly that’s often one of the first to be seen in spring in Europe. Belonging to the Pieridae family, it is well known for its long lifespan and leaf-like wing shape, which gives it excellent camouflage when at rest.


🔍 Identification

  • Wingspan: 60–74 mm
  • Males: Bright sulphur-yellow upperwings
  • Females: Much paler, almost white with a greenish tint
  • Both sexes: Have a small orange spot in the center of each wing
  • Wing Shape: Distinctive leaf-like with pointed tips and veined texture—perfect for camouflage among foliage

🌍 Distribution & Habitat

  • Range:
    • Found across Europe, North Africa, and temperate Asia
    • Common in the UK, central and southern Europe
  • Habitat:
    • Prefers woodland edges, hedgerows, gardens, and meadows
    • Especially associated with Buckthorn (Rhamnus cathartica) and Alder Buckthorn (Frangula alnus), which are the host plants for its larvae

🍽️ Diet

  • Adults: Feed on nectar from a variety of flowers including:
    • Primroses
    • Dandelions
    • Thistles
    • Buddleia
  • Caterpillars: Eat leaves of Buckthorn species

🐣 Life Cycle

  • One generation per year
  • Eggs: Laid singly on buckthorn leaves
  • Caterpillars: Green and well-camouflaged; feed for about a month before pupating
  • Pupa: Green and attached to a plant stem or leaf
  • Adults: Can live up to 13 months, making them among the longest-lived European butterflies
    • Hibernate over winter in dense vegetation or ivy
    • Emerge on warm days in early spring
See also  Old World Swallowtail (Papilio machaon)

🌟 Behavior

  • Flight Period:
    • Most visible from March to September
    • Overwintered adults are first seen in early spring
  • Flight Style:
    • Strong, gliding flight
    • Males often patrol areas in search of females
  • Camouflage:
    • Wing shape and green-yellow color allow perfect disguise when resting among leaves

✅ Conservation Status

  • IUCN Red List: Least Concern
  • Population trend: Stable
  • Considered a common and widespread species in most of its range

📌 Summary

The Common Brimstone (Gonepteryx rhamni) is not only a harbinger of spring but also a master of disguise. Its vivid yellow wings and long lifespan make it a favorite among butterfly watchers. Strong-flying and widely distributed, it thrives where buckthorn is present and adds a bright flash of color to woodlands and gardens across Europe.

2741 Common Brimstone (Gonepteryx rhamni)
Download full size image The Small Tortoiseshell (Aglais urticae) is a charming butterfly species belonging to the family Nymphalidae, known for its striking appearance and widespread distribution across Europe and parts of Asia. Here's a detailed description: Physical Characteristics: The Small Tortoiseshell butterfly is of medium size, with a wingspan typically ranging from 45 to 55 millimeters. It displays a distinctive pattern of bright orange wings bordered by a black band with white spots. The forewings also feature a row of blue crescents near the outer edge, while the hindwings have a series of blue spots and a border of black and yellow. The undersides of the wings are mottled brown, providing effective camouflage when the butterfly is at rest. Habitat and Distribution: Small Tortoiseshell butterflies are commonly found in a variety of habitats, including meadows, grasslands, woodlands, gardens, and urban areas. They are distributed across much of Europe, including the British Isles, Scandinavia, and the Mediterranean region, as well as parts of Asia, such as Siberia, Central Asia, and the Middle East. They are particularly abundant in temperate regions with diverse plant species. Behavior and Life Cycle: Small Tortoiseshell butterflies are diurnal and active during the warmer months of the year, especially in spring and summer. They are strong and agile flyers, often seen fluttering among flowers in search of nectar and mates. The females lay eggs singly on the leaves of stinging nettles (Urtica spp.), which serve as the primary larval host plant. The caterpillars hatch from the eggs and feed on the leaves of the host plants before pupating and emerging as adult butterflies. Conservation Status: The Small Tortoiseshell is not considered globally threatened and is generally common and widespread throughout its range. However, like many butterfly species, it may face localized threats due to habitat loss, fragmentation, and degradation caused by agricultural intensification, urbanization, and climate change. Conservation efforts focused on preserving and restoring habitats, protecting larval host plants, and minimizing human disturbance are crucial for ensuring the long-term survival of this iconic butterfly species. Overall, the Small Tortoiseshell butterfly is a beautiful and ecologically important species, valued for its striking appearance, graceful flight, and role in pollination and ecosystem functioning. Its presence adds vibrancy and vitality to natural landscapes and serves as a symbol of the rich biodiversity of the regions where it is found.
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