Hoary-headed Grebe, Poliocephalus poliocephalus (Perth, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Monger, Perth)Hoary-headed Grebe, Poliocephalus poliocephalus (Perth, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Perth, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Gwelup, Perth)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Gwelup, Perth)Hoary-headed Grebe, Poliocephalus poliocephalus (Perth, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Seppings, Albany, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Herdsman Lake, Perth, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Perth, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Monger, Perth)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Monger, Perth)Hoary-headed Grebe, Poliocephalus poliocephalus (Herdsman Lake, Perth, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Seppings, Albany, WA)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Monger, Perth)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Monger, Perth)Hoary-headed Grebe, Poliocephalus poliocephalus (Lake Monger, Perth)