Green Hairstreak (Callophrys rubi)

The Green Hairstreak (Callophrys rubi) is a small and charming butterfly species belonging to the Lycaenidae family. Here are some key features and characteristics of the Green Hairstreak:

1. Appearance: The Green Hairstreak is relatively small, with a wingspan of around 2.5 to 3.5 centimeters (1 to 1.4 inches). It has delicate, greenish-gray wings with a subtle iridescence that can appear metallic in certain lighting conditions. The undersides of the wings are a pale green or yellow-green color, often with a series of white or faint red markings along the edges.
2. Habitat: Green Hairstreak butterflies inhabit a variety of open habitats, including grasslands, heathlands, scrublands, woodland edges, and coastal dunes. They are often found in areas with abundant vegetation and nectar-rich flowers, which provide food and shelter for both adult butterflies and their larvae.
3. Range: The Green Hairstreak is native to Europe, North Africa, and parts of Asia, including the British Isles, Scandinavia, central and southern Europe, and western Asia. It is widely distributed across its range, although it may be locally common or rare depending on habitat availability and environmental conditions.
4. Life Cycle: Like other butterflies, the Green Hairstreak undergoes a complete metamorphosis, with four distinct life stages: egg, larva (caterpillar), pupa (chrysalis), and adult butterfly. The caterpillars feed on the leaves of various host plants, including heathers (Erica spp.) and gorse (Ulex spp.), while adult butterflies primarily feed on nectar from flowers.
5. Behavior: Green Hairstreak butterflies are relatively elusive and tend to spend much of their time perched on vegetation, where they can blend in with their surroundings. They have a rapid and erratic flight pattern, making them challenging to observe and photograph. They are most active during warm, sunny days when temperatures are favorable for flight.
6. Conservation: While the Green Hairstreak is not considered globally threatened, it may face localized threats from habitat loss, habitat fragmentation, agricultural intensification, and climate change. Conservation efforts aimed at preserving and restoring suitable habitats, protecting host plants, and reducing pesticide use can help support healthy populations of Green Hairstreak butterflies.
7. Ecological Role: As pollinators, Green Hairstreak butterflies play an important role in ecosystem functioning by transferring pollen between flowers, thereby facilitating plant reproduction. They also serve as prey for various predators, including birds, insects, and spiders, contributing to the overall biodiversity of their habitats.

Overall, the Green Hairstreak is a delightful and ecologically valuable butterfly species, appreciated for its beauty, ecological role, and contribution to biodiversity conservation efforts.

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