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Alpine longhorn Rosalia
ExploreInsects
Alpine longhorn Rosalia
Rosalia alpina
The Alpine longhorn Rosalia is a beautiful beetle with long, colorful antennae. It loves to live in forests and is known for its striking blue and black colors that help it blend in with flowers and trees.
Habitat: Forests
Appearance
The Alpine longhorn Rosalia is a strikingly beautiful beetle, featuring a blue-grey body with distinct black spots, resembling a mosaic pattern. Its exceptionally long, segmented antennae are also banded in blue-grey and black, making it highly recognizable and different from most other beetles.
KingdomAnimaliaPhylumArthropodaClassInsectaOrderColeopteraFamilyCerambycidaeGenusRosalia
Category
InsectsRarity
Rare
Danger
1/5 · Very low
Snaps
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Interesting facts
Finding this beetle means the forest is super healthy and has lots of old, decaying trees.
It's one of Europe's most famous protected insects because it's so rare and special.
Its larvae live inside dead wood for up to four years before finally emerging as adult beetles!
Males often guard females on logs to protect them from other males, quite the romance!
Special abilities
Ability
Forest Camouflage
Alpine longhorn Rosalia has striking blue-grey and black patterns that help them blend perfectly with lichen-covered beech bark, avoiding predators.
Ability
Antennae Touch & Scent
Alpine longhorn Rosalia can detect mates and food sources using their incredibly long, segmented antennae that sense vibrations and chemicals.
Ability
Wood-Boring Power
Young Alpine longhorn Rosalia can tunnel through tough, decaying wood because of their strong mandibles, which help them eat and grow.
Measurements & details
- Wingspan
- 30-76 mm
- Size
- 15-38 mm
- Lifespan
- 45-90 days
- Flight Speed
- 10-20 km/h
- Leg Count
- 6
Diet & Feeding
Adults sip tree sap, while their larvae munch through decaying wood for years.
Age differences: Larvae are xylophagous, feeding on decaying wood. Adults feed on tree sap, especially from damaged trees.
Primary Foods
- Tree sap
- Decaying beech wood
- Decaying elm wood
- Decaying ash wood
- Decaying hornbeam wood
Foraging Method
- Foraging
Ecological connections
eats
European Beech
Fagus sylvatica
Larvae bore into its decaying wood.
eaten by
European Green Woodpecker
Picus viridis
Woodpeckers find larvae in wood.
eats
Small-leaved Lime
Tilia cordata
Larvae also feed on its dead wood.
Traits
Solitary
Solitary animals live alone for most of their lives, only interacting with others for mating or parental care.
Horned
Characterized by having one or more hard, permanent, pointed projections on the head.
Camouflaged
Camouflaged describes organisms that possess coloring or patterns that allow them to blend into their environment.
Colorful
Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
Herbivorous
This trait characterizes organisms whose diet consists entirely or primarily of plant material.
Forest
Forest habitats are terrestrial environments dominated by dense tree cover, supporting a high diversity of plant and animal life.
Diurnal
Diurnal animals are primarily active during daylight hours, typically resting or sleeping at night.
Giant
Giant describes organisms or objects of significantly larger size than average for their species or type.
Pollinator
Describes organisms that transfer pollen, enabling the fertilization and reproduction of plants.
Also known as
No aliases listed yet.
Collections
Safety
Danger
1/5 · Very low
Always look but don't touch insects, as some can be delicate or might bite.
Frequently Asked Questions
What is Alpine longhorn Rosalia's wingspan?
30-76 mm
How big is Alpine longhorn Rosalia?
15-38 mm
How long does Alpine longhorn Rosalia live?
45-90 days
How fast can Alpine longhorn Rosalia fly?
10-20 km/h
What does Alpine longhorn Rosalia eat?
Adults sip tree sap, while their larvae munch through decaying wood for years.
Where is Alpine longhorn Rosalia usually found?
Forests
How does Alpine longhorn Rosalia hunt?
Foraging
How many legs does Alpine longhorn Rosalia have?
6
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