VAR (including MCU, CU, ECU, ZOOMS, TILTS) of scientists preparing themselves to use rope and other equipment to climb dipteryx tree in order to conduct experiments; single male scientist walking through rain forest, stopping to look at plants. VAR (including ECU, WS, ZOOMS, MS, CU) of female scientist at night setting and trapping bats in net to examine, untangling bat on numerous occasions, dipteryx fruit being caught in net as well. (41286)