Bug Identifier
Bird poo spider (specifically showing silk/markings on a dark substrate)
Community identification

Bird poo spider (specifically showing silk/markings on a dark substrate)

Phrynarachne decipiens

Order & Family
Araneae, Thomisidae
Size
Females up to 13mm, Males are much smaller
See this bug in the Encyclopedia

Natural Habitat

Tropical rainforests and gardens, usually found on the upper surface of leaves

Diet & Feeding

Carnivorous; it preys on insects (like flies) attracted to what appears to be bird droppings

Behavior Patterns

Aggrissive mimicry; it spins a small patch of white silk and sits in the middle to look like a bird dropping. It also produces a smell similar to bird excrement to attract prey.

Risks & Benefits

Generally harmless to humans; provides ecosystem benefits by controlling insect populations through specialized predation.