endangered grass eater horn killed poached rhino white rhinoceros black bud flower green leaves red rose stem dry foliage growth pattern plant silhouette twigs weed machine needle sewing stitching thread checkered grill mat straw texture animals cats jaguar mammals nature glowing lights magenta neon night fresh man river water young bird Iran Luscinia megarhyncho nightingale award gold cup prize shiny trophy agora ancient Athens Greek hephaestus old temple theseion