🐍Brown tree snake
A cobra-arbórea-marrom (nome científico: Boiga irregularis) é uma cobra arborícola colubrídea nativa no leste e norte da Austrália, Papua-Nova Guiné, leste da Indonésia (Celebes a Papua) e muitas ilhas no noroeste da Melanésia. Esta cobra é famosa por ser uma espécie invasora responsável por extirpar a maioria da população de aves nativas em Guame. Consta em décimo quinto na lista das 100 das espécies exóticas invasoras mais daninhas do mundo da União Internacional para a Conservação da Natureza (UICN)
Text: Wikipedia, CC BY-SA 4.0.
IUCN Red List assessment, 2018.
- 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
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 mass4.75 kgrecord 0.87 kg · ReptTraitsAnAgeDetails ↓Hide ↑
data quality: acceptable
Record: largest individual on record
Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0
Body length2.2 mmaximum recordedReptTraitsDetails ↓Hide ↑
Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0
Maximum lifespan13 yearsrecord 19 years · ReptTraitsAnAgeDetails ↓Hide ↑
data quality: acceptable
Record: largest individual on record
Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0
Gestation77 daysAnAgeDetails ↓Hide ↑
data quality: acceptable
Source: AnAge · AnAge build 15, 2023-07-03 (HAGR) · CC BY 3.0
DietCarnivorousReptTraitsDetails ↓Hide ↑
Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0
Activity cycleNocturnalReptTraitsDetails ↓Hide ↑
Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0
VenomousYesReptTraitsDetails ↓Hide ↑
Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0
Snout–vent length1.08 mmaximum recordedReptTraitsDetails ↓Hide ↑
Source: ReptTraits · v1.2 (Oskyrko et al. 2024) · CC BY 4.0
Volume l4.7 LaverageDetails ↓Hide ↑
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.
Family tree
- superorderLepidosauria
- orderLizards & snakes · Squamata
- infraorderSnakes · Serpentes
- genusBoiga
All 12 branches ↓Fewer branches ↑
- kingdomMetazoa
- phylumChordata
- subphylumCraniata
- subphylumVertebrata
- superclassGnathostomata
- superclassSarcopterygii
- superclassTetrapoda
- orderSauria
- superorderLepidosauria
- orderLizards & snakes · Squamata
- infraorderSnakes · Serpentes
- genusBoiga
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