Invasive alien species are the second greatest threat to global biodiversity, second only to deforestation. In the world's most biodiverse country, the impact is even more disastrous. The documentary follows the ecological challenges faced by scientists and communities dedicated to combating the relentless advance of these intruders.

Format: 1 x 52'.

Produced by Grifa Filmes.

Directed by Lygia Barbosa.

Screening: NHK and national and international festivals (Ecofalante Film Festival, Science Film Festival).