4K Aggregation of Yellow Common Gull butterflies mud puddling, seek out nutrients by the stream in Kaeng Krachan National Park Thailand Asia

swallowtails butterfly fluttering lepidopterology lepidoptera eurema puddling wildlife mating arthropoda courtship flapping species fauna pieridae nature insecta reproduction congregate thailand swarm insect yellow wings damp soil cluster animalia macro copulation fly spring pheromone asia mud cepora gull natural gravel soil tropical animal wild forest close up season antennae behavior nerissa kaleidoscope