yellow caterpillar perched on a rock

insect nature wildlife invertebrate animal green plant yellow tree butterfly arthropod grass branch caterpillars larval stage members order lepidoptera common names use term inconsistent sawfly larvae referred lepidopteran symphytan eruciform body shape caterpillar perched rock butterfly queen caterpillar transformation- insect animals big bug invertebrate outdoors close lepidoptera isolated larva fauna growth change color colorful animal background beautiful beauty cactus closeup environment flora forest garden grass green landscape macro natural nature outdoor park pattern plant sea season summer underwater water white wild