... bilineata ; Lepidoptera: Drepanidae), which reside solitarily on birch leaves and defend the leaf tip. Upon hatching, these tiny caterpillars – no larger than 2 mm – seek out and establish a small solitary territory (∼1 cm wide) at the leaf tip, where they lay silk mats, feed and advertise their presence...

... moth Drepanidae Lepidoptera hearing physiology chordotonal organ neuroanatomy Insect tympanal ears come in a great variety of forms. They can occur on virtually any part of an insect's body, and may have as few as one auditory cell, or as many as two thousand. Despite their anatomical...