Diporiphora bilineata
Silhouette: Michael Scroggie · PhyloPic
In 3 days ~50% in a week ~80%
Diporiphora bilineata, the northern two-line dragon or two-lined dragon, is a species of agama found in Australia and Papua New Guinea. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kakadu National Park | 🇦🇺 Australia |
More parks will be added in future updates.
| # | Zoo / Centre | Country | |
|---|---|---|---|
| 1 | Cairns Aquarium | 🇦🇺 Australia |
Possible
About 20% of wildlife watchers report a Northern Two-line Dragon sighting in Kakadu National Park on a given day, based on 14 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 21st most-seen of the 54 reptiles we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.
March, May and November
In those months about 30% of wildlife watchers report a Northern Two-line Dragon in Kakadu National Park on a given day, against under 5% in December to February, the lowest months.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Northern Two-line Dragon sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Only Kakadu National Park, in our data
Kakadu National Park is the only park on Wallace's Line with enough records to rate Northern Two-line Dragon sightings: about 20% of wildlife watchers there report one on a given day.
Same family: Agamidae
The closest relatives of the Northern Two-line Dragon that you can see in Kakadu National Park (family Agamidae, Dragons) are Frill-necked Lizard (about 40%), Gilbert's Dragon (about 30%) and Northern Water Dragon (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Northern Two-line Dragon is recorded against all the reptiles logged in Kakadu National Park (14 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.
