Hi @yoo1900, for a long time you did not see my post, this time I hope you can see and consider my post, this time I discuss about citrus leaf caterpillar, which the caterpillar is similar to bird droppings, here is my post:

https://steemit.com/esteem/@dewaled507/recognize-an-orange-leaf-caterpillar-that-can-be-disguised-42ca8dfff40e