Red-footed booby – Portfolio, runner up
‘Australia’s islands are sanctuaries for an extraordinary array of seabirds, many of which support rare, endemic or globally significant populations. Seabirds play vital roles in marine ecosystems; as top predators, they help regulate fish and invertebrate populations; as nutrient vectors, they transfer nutrients from sea to land via guano; and as indicators of ocean health
Photograph: Claire Greenwell
