Very eye catching formation of wood seen out of water look like the neck of waterbird Darter,bent part look like head, hole look like eye and further part looks like the beak.The bottom bunch of plants look like its wings and so on.Thus whole structure has identical look.Shot with Canon EOS 1200 D camera,Tamron 18-400 mm lens.f/6.3,1/200 sec,ISO 200,focal length 400 mm,P mode.