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9-Inch Insect Flies, Clones Itself, and Fights Back!
19 Jul
Summary
- This giant insect reaches nine inches in length, with females being larger.
- Females can reproduce asexually through parthenogenesis if males are absent.
- Defensive mechanisms include wing displays, loud noises, and pinching threats.
Phasma gigas, a species of giant stick insect, originates from the Wallacea region of eastern Indonesia, primarily inhabiting the Maluku, Gorong, and Kei Islands. First described in 1758, this impressive insect exhibits sexual dimorphism, with females growing up to nine inches and males being smaller and greener.
These masters of mimicry are nocturnal, relying on their appearance and stillness during the day to avoid detection in their forest canopy habitats. Their diet consists mainly of leaves, and they adapt well to captivity with foliage like bramble and guava.
Reproduction involves males locating females, sometimes attaching for days. A striking feature is parthenogenesis in females, allowing them to produce unfertilized eggs that hatch into clones, exclusively female. This ensures reproduction even without males present.
When threatened, Phasma gigas employs a series of defensive maneuvers. They may flutter their large wings and drop to the ground, freezing to blend in. If this fails, they open their vibrant wings with a loud rustling sound, a formidable threat display. They can also use their hind legs to pinch perceived threats.
