AnimalvsAnimal
Brown tree snake (Boiga irregularis) (8387575202)🐍

Photo: Pavel Kirillov · CC BY-SA 2.0

SpeciesColubridae
Reptiles

🐍Brown tree snake

Boiga irregularis (Bechstein, 1802)

La culebra arbórea café o serpiente arbórea marrón (Boiga irregularis) es una especie de reptil escamoso de la familia Colubridae nativa del este y la costa norte de Australia, Papúa Nueva Guinea, y un gran número de islas en el noroeste de Melanesia. Esta serpiente es conocida por ser una especie invasora responsable de devastar la mayoría de la población de aves nativas de Guam.​

Text: Wikipedia, CC BY-SA 4.0.

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None yet
Photos
2
Measurements
9
vs you
≈ 1/13th of your weight
Conservation status
LCLeast concern

IUCN Red List assessment, 2018.

Population trendStable
Key measurements
Body mass
4.75 kg
Body length
2.2 m
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
13 years
All measurements ↓
Facts and figures

Everything we know about the Brown tree snake

Typical adult figures. Where a value is an estimate rather than a measurement, it says so.

Body mass
4.75 kgrecord 0.87 kg · ReptTraits
AnAge
Details ↓

data quality: acceptable

Record: largest individual on record

Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0

Body length
2.2 mmaximum recorded
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Maximum lifespan
13 yearsrecord 19 years · ReptTraits
AnAge
Details ↓

data quality: acceptable

Record: largest individual on record

Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0

Gestation
77 days
AnAge
Details ↓

data quality: acceptable

Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0

Diet
Carnivorous
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Activity cycle
Nocturnal
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Venomous
Yes
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Snout–vent length
1.08 mmaximum recorded
ReptTraits
Details ↓

Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0

Volume l
4.7 Laverage
Details ↓

Body mass at ~1.0 kg/L, the density of vertebrate tissue.

average = a mean across sexes or species in a group.

Not recorded for Brown tree snake yet: shoulder height, top speed, bite force.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumChordata
  3. ›classSquamata
  4. ›familyColubridae
  5. ›genusBoiga
  6. ›speciesBoiga irregularis
Full lineage
  1. superorderLepidosauria
  2. orderLizards & snakes · Squamata
  3. infraorderSnakes · Serpentes
  4. genusBoiga
All 12 branches ↓
  1. kingdomMetazoa
  2. phylumChordata
  3. subphylumCraniata
  4. subphylumVertebrata
  5. superclassGnathostomata
  6. superclassSarcopterygii
  7. superclassTetrapoda
  8. orderSauria
  9. superorderLepidosauria
  10. orderLizards & snakes · Squamata
  11. infraorderSnakes · Serpentes
  12. genusBoiga
More

More about the Brown tree snake

In other languages
棕樹蛇 (zh), Коричневая бойга (ru), Boiga irregularis (fr), Boiga irregularis (pt), Braune Nachtbaumnatter (de), Boiga irregularis (es) … and 15 more languages
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