Pine-tree Lappet vs Birch Leaf-Roller Sawfly

Side-by-side species comparison

Attribute Pine-tree Lappet Birch Leaf-Roller Sawfly
Scientific Name Dendrolimus pini Pamphilius betulae
Order Lepidoptera Hymenoptera
Family Lasiocampidae Pamphiliidae
Size 50-80 mm wingspan 9-13 mm
Habitat Forests Woodlands
Diet Herbivores Herbivores
Regions Europe, Asia Europe, northern Asia
Conservation Least Concern Least Concern

Pine-tree Lappet

A large moth that can be a devastating forest pest, with caterpillars capable of completely defoliating pine forests across Eurasia. Major outbreaks are cyclical and can last several years.

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Did You Know?

During outbreak years, caterpillars can strip entire pine forests bare, causing economic losses of millions of dollars.

Birch Leaf-Roller Sawfly

A flat-bodied sawfly with long, thread-like antennae and a broad abdomen. Larvae roll birch leaves into tubes using silk and feed inside these shelters.

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Did You Know?

The larva creates an elaborate rolled-leaf shelter that protects it from both predators and weather while it feeds inside.