Red Pine Longhorn Beetle (Stictoleptura rubra) lives in coniferous forests across Europe, Western Asia. It feeds on pine tree sapwood.
Fascinating facts about the Red Pine Longhorn Beetle
- Stictoleptura rubra stretches up to 20 mm, yet its tiny body hides a sophisticated gut partnership. The beetle's gut houses cellulase-producing yeasts that break down wood fibers, letting larvae munch on dead conifer trunks. This microbial teamwork lets the species thrive in forest debris.
- Adult beetles flare into view from May through September, with a peak in July and August. Adults can be encountered from May to September, but mainly in July and August). They visit flowering plants for nectar and/or pollen, while larvae develop and feed within dead wood and tree stumps of coniferous trees.
- Males and females wear different colors: females are uniformly reddish-brown, while males show black heads and pronota with paler elytra. Elytra and pronotum of the females are uniformly reddish-brown or reddish-orange, while in males head and pronotum are black. Moreover the males have brown or pale ochre elytra and often they are smaller and narrower than the females.
- The beetle's range stretches from the European mainland across Russia to North Africa, even reaching Turkey and the British Isles, showing it can survive a wide climate band. The species is found throughout the European mainland, Russia and North Africa. It can also be found in Turkey and Great Britain.
Sources
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At a glance
RangeEurope, Western Asia
HabitatConiferous forests
DietPine tree sapwood
About the Red Pine Longhorn Beetle
In the warm, golden light of a summer's evening, the Red Pine Longhorn Beetle emerges, its elongated body a deep, burnished red as it moves with deliberate purpose through the fragrant, resinous landscape of the pine forest. With antennae twitching, it navigates the intricate network of tree bark and needles, its iridescent elytra glimmering like polished gemstones as it searches for the perfect spot to lay its eggs. As it flies, its long, slender body undulates through the air, a mesmerizing dance of light and color that is at once both elegant and unassuming.
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