Learn about weather cycles in this clip from Gorongosa Park: Rebirth of Paradise. As the dry season heats up, the park's scenery and wildlife go through a massive transformation. Known as 'the great evaporation', the parks flooded planes turn to dust as animals are forced to congregate around dangerous waterholes. The catfish, in a last ditch effort to survive, bury themselves into the mud. Those that survive will only surface again months later when the rains come.