My guesses, number 6 a real stretch...
1. Great Egret (Ardea alba)
2, Wood Stork (Mycteria americana)
3. Common Gallinule (Gallinula galeata)
4. Black Necked Stilt (Himantopus mexicanus)
5, Green Heron (Butorides virescens)
6. Water Rail (Rallus aquaticus)
7. Human, adult female (Homo sapiens)
8. Great Blue Heron (Ardea herodias)