* Common names: Urutu, common lancehead, and tamagá viper.
* Size: Urutu can grow up to 6.5 feet (2 meters) in length, but the average size is around 4 feet (1.2 meters).
* Weight: Adult urutu typically weigh between 2.5 and 4.5 pounds (1.1 and 2 kilograms).
* Habitat: Urutu are found in a variety of habitats, including rainforests, savannas, and scrublands. They are also found near human settlements.
* Diet: Urutu primarily feed on small mammals, such as rodents and opossums. They will also eat birds, lizards, and amphibians.
* Reproduction: Urutu are viviparous, which means that they give birth to live young. Females give birth to an average of 12 pups per litter.
* Venom: Urutu venom is a potent neurotoxin that can cause a variety of symptoms, including pain, swelling, nausea, vomiting, and dizziness. In severe cases, urutu venom can cause paralysis and death.
* Conservation status: Urutu are not currently considered to be a threatened species. However, their populations are declining due to habitat loss and hunting.