Seriema age of four to five months. It is unknown when fledged chicks reach sexual maturity. There are two living species of seriemas. The red-legged seriema, or crested cariama ("Cariama cristata") is found from eastern Brazil, to central Argentina. It is bigger and nests on the ground or in bushes or trees up to above the ground. The black-legged seriema ("Chunga burmeisteri") is found in northwest Argentina and Paraguay. It nests in trees. These birds are thought to be the closest living relatives of a group of gigantic (up to tall) carnivorous "terror birds", the phorusrhacids, which are known from fossils
Creature of Havoc to the rules given the story circumstances: damage to the creature (the player) is reduced by 1 STAMINA point due to its tough hide, while rolling a double on the dice when determining the player's attack strength will instantly kill an enemy. The player begins the adventure as the "creature of havoc" of the title, an unidentified, violent beast with no concept of who or where they are. Because the creature cannot make its own decisions, it is governed by instinct, and die rolls are initially used to determine which pages to turn to, rather than the player's own choice.