Aquest herbívor, que a Puerto Rico s'anomena col·loquialment "gallina de pal", pot arribar a fer 1,5 metres o fins a 2 metres en llibertat i viure entre 10 i 15 anys.
Known colloquially in Puerto Rico as gallina de palo, which loosely translates to "chicken of the trees", these herbivores can grow to about 1.5 meters in length, though they can reach lengths of up to 2 meters and can live between 10 to 15 years in the wild.