Round-headed katydid (bush cricket) (Amblycorypha), earhole in forelegs, superb leaf mimic with leg scraping song, Guanacaste, Costa Rica

katydid bush cricket amblycorypha leaf mimicry guanacaste costa rica ant biodiversity insect nature ecology animal behavior green camouflage forest tropical wildlife small interaction environment entomology forelegs earhole species habitat arthropod lush vegetation rainforest discoveries unique adaptive traits fauna communication observation natural history outdoor conservation diversity ecosystem dynamics world taxonomy adaptation