Philodryas olfersii (Lichtenstein, 1823)






!!! Species having caused at least an attested death !!!

Synonyms:
Coluber Olfersii Lichtenstein, 1823
Coluber pileatus Wied, 1824
Dryophylax Olfersii Duméril & Bibron, 1854
Philodryas Olfersii Boulenger, 1886
Coluber herbeus Wied, 1824
Philodryas carbonelli Roze, 1957
Philodryas argentinus Müller, 1924
Chlorosoma olfersi Serié, 1936

Sub-species:
Philodryas olfersii olfersii Lichtenstein, 1823
Philodryas olfersii herbeus WIED 1825
Philodryas olfersii latirostris (COPE 1862)

Lenght : 1,1 to 1,4 meter.

Biotope : this species seems to prefer the zones of savannas or degraded forest and the zones cultivated.

Behaviour: they move really quickly through land, with the head and the first portion of the body drown up. They are also climbers and good swimmers. On the trees they reach the highest part, where they hides thanks to the green color of their body. They have also been seen near human dwellings, climbed on fences. VERY AGRESSIVE SPECIE.

Reproduction: in december the female lay from 7 to 8 eggs, attached between them. Snakes are born in March.

Distribution : Brazil, Peru, Bolivia, Paraguay, Uruguay, Argentina, Colombia, french Guyana, Venezuela.

Remarks: This arboreal species eat little mammals, birds, lizards, frogs and also of snakes killed by venom action. It's an aggressive species of which it is advisable to be wary because of high toxic venom.
P. olfersii is distinguished from P. viridissima by less low number of ventral and sub-caudal scales.
P. viridissima: ventral scales (>205) ; sub-caudal scales (>115)
P. olfersii: ventral scales (<195) ; sub-caudal scales (<110)

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