Mueller's Thorny Stick Insect vs Douglas-fir Timema

Side-by-side species comparison

Attribute Mueller's Thorny Stick Insect Douglas-fir Timema
Scientific Name Haaniella muelleri Timema douglasi
Order Phasmatodea Phasmatodea
Family Heteropterygidae Timematidae
Size 7-11 cm 1.5-2 cm
Habitat Mountains Forests
Diet Herbivores Herbivores
Regions Malaysia (Borneo) United States (Oregon), United States (Northern California)
Conservation Data Deficient Least Concern

Mueller's Thorny Stick Insect

A robust Bornean thorny stick insect with strong sexual dimorphism. It is one of five recently revised Haaniella species.

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Did You Know?

A 2016 taxonomic revision described five new Haaniella species, highlighting how much diversity remains to be catalogued.

Douglas-fir Timema

A parthenogenetic timema that feeds on old-growth Douglas fir. All-female populations can occasionally cause noticeable defoliation.

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Did You Know?

It reproduces entirely without males and can reach outbreak densities that defoliate old-growth Douglas fir trees.