CU of bees coming in and out of small hole in bees nest on tree. CS to TILT UP along broadleaf climbing plant on tree trunk. CS of bees nest on tree, bees coming in and out. CU of bulb on air plant as botanist's hands cut open bulb containing small ants. CUs and CSs of "Inga plant" that has developped sheltering chambers in bulbs to house ants. Various shots of ants moving about on plants. Various CSs and CUs of termites moving on log. TILT UP along cavity on tree stump, termites coming in and out. LACS of bees nest on tree. CS TILT DOWN and TILT UP along tree stump showing white fungi. CS of ant moving on white mushroom.