Springtale found in Pitfall trap

Springtale found in Pitfall trap

Observation - Springtale found in Pitfall trap. Description: Small (approx 4mm long). Long anttenae curled at tips. Sprang repeatedly - due to substantial protrusion at rear of abdomen?

Small (approx 4mm long). Long anttenae curled at tips. Sprang repeatedly - due to substantial protrusion at rear of abdomen?