Zizina otis
In 3 days ~30% in a week ~60%
Zizina otis, the lesser grass blue, is a species of blue (Lycaenidae) butterfly found in south and southeast Asia. The species was first described by Johan Christian Fabricius in 1787. The lesser grass blue is often misidentified as Zizina labradus, the common grass blue.
Zizina otis occurs in south Asia. It was reported from the Hawaiian island of Oahu in 2008. While Zizina otis labradus is found in the North Island of New Zealand and the northern part of the South Island, Zizina otis oxleyi is found only in the southern part of the South Island.
Pale violet blue, with a silvery sheen in certain lights, forewing: a broad brown edging along the termen, which covers in some specimens quite the outer fourth of the wing, while in others is much narrower. It is always broadest at the apex and is bounded by an anteciliary darker line, beyond which the cilia are brownish at base and white outwardly.
Hindwing: anterior or costal third to half and apex brown; a slender black anteciliary line, beyond which the cilia are as in the forewing. Brownish grey. Forewing: a short, transverse, dusky lunule on the discocellulars... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kosciuszko National Park | 🇦🇺 Australia | |
| 2 | Udawalawe National Park | 🇱🇰 Sri Lanka | |
| 3 | Lamington National Park | 🇦🇺 Australia | |
| 4 | Flinders Ranges National Park | 🇦🇺 Australia | |
| 5 | Hattah-Kulkyne National Park | 🇦🇺 Australia | |
| 6 | Blue Mountains National Park | 🇦🇺 Australia | |
| 7 | Wilsons Promontory National Park | 🇦🇺 Australia | |
| 8 | Danum Valley Conservation Area | 🇲🇾 Malaysia | |
| 9 | Kanha National Park | 🇮🇳 India | |
| 10 | Grampians National Park | 🇦🇺 Australia | |
| 11 | Great Otway National Park | 🇦🇺 Australia | |
| 12 | Noosa National Park | 🇦🇺 Australia | |
| 13 | Royal National Park | 🇦🇺 Australia | |
| 14 | Booderee National Park | 🇦🇺 Australia | |
| 15 | Minneriya National Park | 🇱🇰 Sri Lanka | |
| 16 | Daintree National Park | 🇦🇺 Australia | |
| 17 | Kaeng Krachan National Park | 🇹🇭 Thailand | |
| 18 | Springbrook National Park | 🇦🇺 Australia |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Davao City | 🇵🇭 Philippines | |
| 2 | Kota | 🇮🇳 India | |
| 3 | Vadodara | 🇮🇳 India | |
| 4 | Kaohsiung | 🇹🇼 Taiwan | |
| 5 | Jakarta | 🇮🇩 Indonesia | |
| 6 | Prayagraj | 🇮🇳 India | |
| 7 | Tainan | 🇹🇼 Taiwan | |
| 8 | Manila | 🇵🇭 Philippines | |
| 9 | Yogyakarta | 🇮🇩 Indonesia | |
| 10 | Singapore | 🇸🇬 Singapore |
With luck
About 10% of wildlife watchers report a Lesser Grass Blue sighting in Booderee National Park on a given day, based on 10 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 33rd most-seen of the 59 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
October
In that month about 30% of wildlife watchers report a Lesser Grass Blue in Booderee National Park on a given day, against under 5% in February to August, the lowest months.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Lesser Grass Blue sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
14th of 18
Of the 18 parks where we can rate Lesser Grass Blue sightings, Booderee National Park ranks 14th at about 10%. The best odds are in Kosciuszko National Park (Australia, about 30%), Udawalawe National Park (Sri Lanka, about 30%) and Lamington National Park (Australia, about 20%).
Same order: Lepidoptera
The closest relatives of the Lesser Grass Blue that you can see in Booderee National Park (order Lepidoptera, Butterflies and Moths) are Swordgrass Brown (about 40%), Brown Ringlet (about 30%) and Green-Blotched Moth (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Lesser Grass Blue is recorded against all the insects logged in Booderee National Park (10 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.
