South America

    1   Guardian of Brazilian grassland In southern Brazil, there’s virtually no environment that doesn’t contain one venomous […]

    1  A southern Brazilian menace The Bothrops pitviper genus is a venomous group with over 30 confirmed species

  1  Spotted lancehead This venomous snake lives in only two countries: a swathe of northwest Ecuador and a small

    1   A South American river bully In the watery zones of Paraguay, southern Brazil and Argentina, there

  1   One of the most common boas The Amazon tree boa (Corallus hortulanus) is a non-venomous constrictor measuring