Formosa, GO, Brazil.
Chironius is a genus of New World colubrid snakes, commonly called
sipos (from the Portuguese word
cipó for liana),
savanes, or sometimes
vine snakes. There are 23 described species in this genus.
Source:
en.wikipedia.org/wiki/Chironius
Notice the ant (probably
Cephalotes atratus) taking a ride.
Known in Brazil as "cobra-cipó".
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Superfamily: Colubroidea
Family: Colubridae
Subfamily: Colubrinae
Genus:
Chironius Fitzinger, 1826
Species:
C. flavolineatus (Boettger, 1885)
Binomial name:
Chironius flavolineatus 