Australia is surrounded by the deadly H5N1 strain of bird flu. And it is morphing as sea animals and birds bring it ever closer to these shores.

The brutal weather of Antarctica already ... feeding on sessile animals like kelp and algae, ripping them off the floor.

Evoking atmosphere and a sense of place - with the habitat as a major element of the picture – to convey how an animal is an integral part of its environment. Tamara Stubbs (UK) spots these crabeater ...