Red-eyed tree frog (red-eyed leaf frog) (Agalychnis callidryas) sitting on leaf, Costa Rica

agalychnis callidryas tropical frog costa rica green leaf amphibian colors wildlife rainforest nature animal habitat ecology nocturnal biodiversity environment conservation colorful animals reptile exotic species flora fauna jungle ecosystem behavior tree ecological niche amphibious lush vegetation natural beauty creatures lovers observation habitats diversity frogging enthusiasts preservation endangered biological environmental awareness