Elm Leafminer

Fenusa pusilla

The Elm Leafminer is a tiny insect that loves to munch on elm leaves. It makes little tunnels inside the leaves, which can look like tiny mazes! These insects are interesting to watch as they create their homes in the leaves.

Lebensraum: Urban areas

Aussehen

The Elm Leafminer is a tiny, shiny black sawfly with an oval-shaped body and yellowish-white legs. Its wings are clear and membrane-like, often appearing slightly smoky. It can be visually differentiated from other small dark insects by its characteristic sawfly appearance, lacking the narrow 'wasp waist' of true wasps.

ReichAnimaliaStammArthropodaKlasseInsectaOrdnungHymenopteraFamilieTenthredinidaeGattungFenusa

Elm Leafminer

Kategorie

Insekten

Seltenheit

Common

Gefahr

1/5 · Sehr gering

Snaps

Mach den ersten Snap!

Interessante Fakten

Each Elm Leafminer larva lives entirely hidden inside an elm leaf, eating its way through the middle!

Female leafminers use a special saw-like tool on their body to tuck their eggs right inside elm leaves!

These tiny insects are sawflies, not moths or beetles, making them distant relatives of wasps!

They spend the whole winter sleeping underground as pupae, waiting for spring to arrive!

Besondere Fähigkeiten

Elm Leafminer has a special saw-like tool that helps them cut tiny slits into elm leaves to lay eggs safely inside.

Elm Leafminer larvae can live and feed entirely inside an elm leaf, protected from many dangers because of their habitat.

Elm Leafminers can spend the entire winter as pupae buried in the soil, safely waiting for spring because of this ability.

Maße und Details

Flügelspannweite: 8-10 mm
Größe: 4-5 mm
Lebenserwartung: 7-14 Tage
Fluggeschwindigkeit: 7 km/h
Anzahl der Beine: 6

Ernährung und Fütterung

Elm Leafminer larvae feast on the tender inner tissues of elm leaves, while adults may sip nectar.

Altersunterschiede: Larvae consume leaf tissue; adults are thought to feed sparingly on nectar or not at all.

Hauptnahrung

Ulmus americana leaves
Ulmus minor leaves
Ulmus glabra leaves
Ulmus pumila leaves

Nahrungssuche

Null

Ökologische Zusammenhänge

eats

American Elm

Ulmus americana

Larvae feast on the tender inner layers of its leaves.

eats

Field Elm

Ulmus minor

Their primary food source are the nutrient-rich tissues inside its leaves.

eats

Wych Elm

Ulmus glabra

Its leaves are a common food source for the developing larvae.

parasitizes

Ichneumonid Wasp

Adelognathus americanus

Its larvae develop inside the Elm Leafminer larvae.

Merkmale

Einzelgänger

Einzelgänger leben den größten Teil ihres Lebens allein und interagieren mit Artgenossen nur zur Paarung oder zur Aufzucht der Jungen.

Pflanzenfressend

Dieses Merkmal kennzeichnet Lebewesen, deren Ernährung vollständig oder hauptsächlich aus pflanzlichem Material besteht.

Miniatur

Bezieht sich auf Arten, die deutlich kleiner sind als der Durchschnitt oder das Typische ihrer Art.

Tagaktiv

Tagaktive Tiere sind hauptsächlich bei Tageslicht aktiv und ruhen oder schlafen in der Regel nachts.

Stadtangepasst

Dieses Lebensraummerkmal weist auf Arten hin, die in städtischen und vorstädtischen Umgebungen mit Menschen zusammenleben können und von Menschen geschaffene Strukturen sowie Grünflächen nutzen.