Observation events. A) Spider specimen of Olios sp (THC140), the thorax and cephalothorax are approximately 1.5 cm in length (one column 0.5cm) - Observation 1; B) Drawing of the trap showing how the spider web is used to weave the plant leaves together- Observation 4, C) Predation event where Olios sp. captured Heterixalus andrakata (frog) on top of the trap - Observation 1; D) Olios sp. hiding in the trap, built of leaves of Cedrela odorata - Observation 4