Dendrelaphis tristis
Silhouette: Alex Slavenko · PhyloPic
In 3 days ~70% in a week >90%
Dendrelaphis tristis (Common bronzeback or Daudin's bronzeback) is a species of colubrid tree-snake found in South Asia. It is not venomous, and harmless to humans. Dendrelaphis tristis belongs to the genus Dendrelaphis, which contains 48 other described species.
Dendrelaphis is one of five genera belonging to the vine snake subfamily Ahaetuliinae, of which Dendrelaphis is most closely related to Chrysopelea, as shown in the cladogram below: Dendrelaphis tristis is found in Sri Lanka, India, Bangladesh, Nepal, Myanmar, Pakistan, and Bhutan, although its presence is uncertain in Myanmar, Bhutan, and Pakistan. It is diurnal and fully arboreal. It lives in various types of forests, from dry deciduous to semi-evergreen, and has even been reported in urban gardens and parks.
Dendrelaphis tristis is a long, slender snake with a pointed head and a bronze-coloured line running right down its back. It is camouflaged among the leaves because of its uniform ruddy brown skin. Its diet includes geckos, garden lizards, frogs, and small birds. It is not venomous, and harmless to humans.
The snake has oviparous... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Wilpattu National Park | 🇱🇰 Sri Lanka | |
| 2 | Minneriya National Park | 🇱🇰 Sri Lanka |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Jabalpur | 🇮🇳 India | |
| 2 | Visakhapatnam | 🇮🇳 India | |
| 3 | Hyderabad | 🇮🇳 India | |
| 4 | Kolkata | 🇮🇳 India | |
| 5 | Chennai | 🇮🇳 India |
| # | Zoo / Centre | Country | |
|---|---|---|---|
| 1 | Nehru Zoological Park | 🇮🇳 India |
No species of the same family or order lives in Visakhapatnam, so these are its closest relatives here: other reptiles.
Likely
About 40% of wildlife watchers report a Common Bronzeback Tree Snake sighting in Visakhapatnam on a given day, based on 5 verified sightings from GBIF citizen-science data. Over three days the chance rises to about 70%, and over a week to over 90%, if each day is a fresh chance.
March–April and June
In those months about 50% of wildlife watchers report a Common Bronzeback Tree Snake in Visakhapatnam on a given day, against about 10% in May, July–August and October–January, the lowest months.
Between 5 and 8 am
Across all the parks we cover, that three-hour window holds the most Common Bronzeback Tree Snake sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 5 cities where we can rate Common Bronzeback Tree Snake sightings, Visakhapatnam ranks 2nd at about 40%, level with the leaders once rounded. The best odds are in Jabalpur (India, about 40%).
GBIF citizen-science records
It is estimated from how often the Common Bronzeback Tree Snake is recorded against all the reptiles logged in Visakhapatnam (5 verified sightings), 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.
