More than 170 white-lipped peccaries were filmed crossing the Rio Branco River in Caracaraí County, Roraima, Brazil in the Amazon. The peccaries were filmed for over 30 minutes when in the middle of the almost 2 km wide Rio Branco by agents of Brazil’s wildlife agency Ibama. Recording made on November 7, 2015.
Fragoso 2004 article: Fragoso 2004 White-lip dissapearances
Fragoso 1997 article: Fragoso 1997