Under the roar of Langganan Waterfall, botanist Peter Hovenkamp studies a small fern with a magnifier.
As darkness sets in, spider specialist Peter Koomen processes the specimens he collected during the day, including a tarantula. In a 'killing jar', vapors of ethyl acetate will quickly stun and kill it, before it can be preserved in ethanol.
Clouds begin to form as soon as the sun rises over the tropical mountain.