Sawflies Insect Pictures

Sawflies Insect

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The Sawflies Insect European giant horntail, urocerus gigas, is a pest of spruce trees-the larvae live in heartwood and transmit a fungus that may eventually kill trees. Body length 1.4 inches (3.5 cm).

Sawflies Insect Facts:

Common name: Sawflies, wood wasps (horntails)

Suborder: Symphyta                                                                           

Order: Hymenoptera

Class/subphylum: Insecta/Hexapoda

Number of species: About 10,000 (about 1,000 US.)

Size: From about 0.1 in (3 mm) to about 1.2 in (3 cm)



Key features: Color variable, frequently black, often with yellow or red stripes or bands, also green or metallic bluish; abdomen broadly attached to thorax with no “waist wing venation complex; antennae variable, may be featherlike in males, female has sawlike ovipositor; larvae mostly caterpillarlike

Habits: Adults mostly weak fliers and active during the day; often seen on flowers, leaves, or the trunks of trees; larvae mostly found in groups on leaves

Breeding: Males and females find one another by pheromones or visually; mating usually takes place in back-to-back position; females lay eggs in leaves using sawlike ovipositor or in timber using longer, screwlike ovipositor

Diet: Adults feed on nectar, other insects, or not at all; larvae mostly feed on leaves or wood, but a few are predatory; some species form galls on plants

Habitat: Mostly woodlands, some species also in grasslands and mountainsides, a few species may be pests in gardens, orchards, and on field crops

Distribution: Mainly in cool temperate regions and in Australia; much scarcer in the tropics

Sawflies Insect Pictures Collection:


Sawflies Insect Facts and Images

Sawflies Insect Facts with Images

Sawflies Insect

Sawflies Insect Facts with Photos

Sawflies Insect Facts with Pics

Sawflies Insect Images

Sawflies Insect Facts

Sawflies Insect Photos

Sawflies Insect Photos

Sawflies Insect Pictures

Sawflies Insect

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