Ostrich can be aggressive. Photo by:  worldatlas.com Ever think about which one is the largest bird in the world? Some birds can fl...

The superb lyrebird on the tree. Photo by:  Fir0002 Most of the birds have beautiful colours and shapes, but when it comes to Super...

School of salmons marching to their breeding ground. Photo by: PatClayton Salmon is one of the fish largely farmed these days. The ...

Chum salmon swimming their way back to their breeding place. Photo by: Thomas Kline, Salmonography. It’s hard to believe that trees...