Little is known about reproduction and lifestyle. The male drool during the courtship on the female's head. A laying consists of only one or two eggs that are approximately 3.5 by 7 centimeters long. When the young turtles crawl out of the egg, they are already relatively large and have a shield length of approximately 6.3 cm.
The brown tortoise is a herbivore that feeds on parts of plants such as leaves and various seeds. The turtle is day active, with a peak in the morning and also after heavy rainfall there is an increased activity. At night the turtle hides among the leaves, while the water is sought to cool down in the heat.
Boulenger GA (1889). Catalogue of the Chelonians, Rhynchocephalians, and Crocodiles in the British Museum (Natural History). New Edition. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). x + 311 pp. + Plates I–III. (Nicoria annulata and N. gabbii, p. 126).
Gray JE (1860). "Description of a New Species of Geoclemmys from Ecuador". Proc. Zool. Soc. London1860: 231–132 + Plate XXIX. (Geoclemmys annulata, new species).
Mittermeier RA (1971). "Notes on the behavior and ecology of Rhinoclemmys annulata Gray". Herpetologica27 (4): 485–488.