VAR ECU FA of "singing" caterpillar singing. VAR (including TILTS, ECU, CU, MS, MCU, SA and FA) of ants and caterpillars moving about on croton plant, ants defending caterpillar and plant from assassin bug; ants and caterpillar eating leaves of plant; symbiosis. VAR MCU, SA and RA of grasshopper (one all green, another large with big eyes) on croton plant and stem, approached by ant, ant defending plant. VAR CU of ant attacking yellow caterpillar and spider, defending croton plant. CU of holey leaf, TILT UP to butterfly on leaf. CU SA of butterfly on croton leaf. (41282)