Jan Wegener/ BIA / Grey Heron (Ardea cinerea) spreading wings on frozen lake, Berlin, Germany

Jan Wegener/ BIA / Horsfield's Bronze-Cuckoo (Chrysococcyx basalis) balancing, Victoria, Australia

Jan Wegener/ BIA / Spotted Pardalote (Pardalotus punctatus) male, Victoria, Australia

Jan Wegener/ BIA / Crested Shriketit (Falcunculus frontatus) male, Victoria, Australia

Jan Wegener/ BIA / Gang-gang Cockatoo (Callocephalon fimbriatum) male, Victoria, Australia

Jan Wegener/ BIA / Australian Brush Turkey (Alectura lathami) male, Queensland, Australia

Jan Wegener/ BIA / Red-backed Fairywren (Malurus melanocephalus) male, Queensland, Australia

Jan Wegener / Brown-headed Honeyeater (Melithreptus brevirostris) calling, Victoria, Australia

Jan Wegener / Lewin's Honeyeater (Meliphaga lewinii), Victoria, Australia

Jan Wegener / Striated Thornbill (Acanthiza lineata), Victoria, Australia

Jan Wegener / Gang-gang Cockatoo (Callocephalon fimbriatum) male feeding on berries, Victoria, Australia

Jan Wegener / Chestnut Teal (Anas castanea) male, Victoria, Australia