Ectropis excursaria
In 3 days ~20% in a week ~40%
Ectropis excursaria, the twig looper, is a moth of the family Geometridae. It is found in the Eastern part of Australia. The wingspan is 30–45 mm, with the females being larger than the males. The larvae feed on a wide range of plants, including Hedera helix, Pelargonium zonale, Juglans regia, Salvia officinalis, Pinus radiata, Rosa odorata, Gardenia jasminoides, Citrus limon, Hardenbergia violacea and Cassia, Acacia, Eucalyptus, Bursaria and Hakea species. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Great Otway National Park | 🇦🇺 Australia | |
| 2 | Blue Mountains National Park | 🇦🇺 Australia |
With luck
About 10% of wildlife watchers report a Twig Looper sighting in Great Otway National Park on a given day, based on 13 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 162nd most-seen of the 418 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
December to August
In those months about 10% of wildlife watchers report a Twig Looper in Great Otway National Park on a given day, against under 5% in September to November, the lowest months.
Between 9 pm and midnight
Across all the parks we cover, that three-hour window holds the most Twig Looper sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is seen both by day and at night.
Yes
Of the 2 parks where we can rate Twig Looper sightings, Great Otway National Park has the highest daily chance: about 10%. Next come Blue Mountains National Park (Australia, about 10%).
Same family: Geometridae
The closest relatives of the Twig Looper that you can see in Great Otway National Park (family Geometridae, Geometer Moths) are Australian Pug Moth (about 20%), Varied Grey Moth (about 20%) and Plantain Moth (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Twig Looper is recorded against all the insects logged in Great Otway National Park (13 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
