Biodiversity
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Keeled Sepia Snake
Thamnodynastes hypoconia | Cope, 1860
PHOTO: Property of Native / Embrapa
Characteristics: Small serpent measuring about 80cm in length. Its coloring is in shades of grayish-brown. Its dentition is opisthoglyphous (the poison-inoculation tooth is there; however, it is located deep in the back of the mouth).
Distribution: Uruguay and Brazil, occurring in the states of Rio de Janeiro, São Paulo, Paraná, and Santa Catarina.
Habitat: Forest to open formations in woodlands and forest edges, marshes, swamps, lakes, and ponds.
Habits: Crepuscular, nocturnal, terrestrial, semi-aquatic, and semi-arboreal. Normally associated with the vegetation on the margins of bodies of water, wetlands, and swamps.
Diet: Anurophagous (feeding preferably of frogs), but may include other small vertebrates, such as rodents, fish, and lizards.
Breeding: Viviparous.
UFRA: Species seen only once, between Wetlands with Herbaceous plants and Organic Sugarcane Fields.