Common Terns, Sterna hirundo, a Tern flies in to drive one away and take its place then in hovers away while three Great Egrets are already roosting before dark in Bangpoo, Samut Prakan, Thailand

terns in asia egrets asia common egret terns in thailand egrets in thailand laridae great egret in asia large egret great white egret great egret egret tern flock of terns ardea alba great white heron seabirds great egret in thailand birding ardea wild birds of asia wild birds birds of asia ornithologist birds birds of southeast asia bird footage flock birds of thailand bird watching wildlife in asia flock of birds wildlife sterna hirundo ornithology subspecies pelecaniformes tropical birds of thailand ardeidae nature of asia charadriiformes tropical birds animals nature samut prakan sterna bangpoo animals in thailand wild animals thailand