Greg Basco/ BIA / Bare-throated Tiger Heron (Tigrisoma mexicanum), Limon, Costa Rica

Angelo Gandolfi / Bare-throated tiger heron (Tigrisoma mexicanum) Corcovado National Park. Osa, Costa Rica.

Angelo Gandolfi / Bare-throated tiger heron (Tigrisoma mexicanum) Corcovado National Park. Osa, Costa Rica.

Angelo Gandolfi / Bare-throated tiger heron (Tigrisoma mexicanum) and Little blue heron (Egretta caerulea) fishing in Rio Claro river, Corcovado National Park. Osa, Costa Rica.

Claudio Contreras / Bare-throated tiger-heron (Tigrisoma mexicanum), Ria Lagartos Biosphere Reserve, Yucatan Peninsula, Mexico, August

Glenn Bartley / Bare-throated Tiger Heron (Tigrisoma mexicanum), Costa Rica

Denis-Huot / Bare-throated Tiger-Heron (Tigrisoma mexicanum) Tortugueros, Costa-Rica

Ben Lascelles / Bare-throated Tiger-Heron (Tigrisoma mexicanum) juvenile on palm, Coiba National Park, Coiba Island, Panama, April

Ben Lascelles / Bare-throated Tiger-Heron (Tigrisoma mexicanum) in mating display, Coiba National Park, Coiba Island, Panama, September

Ben Lascelles / Bare-throated tiger-heron (Tigrisoma mexicanum) pair displaying, Coiba National Park, Coiba Islands, Panama, September

Ben Lascelles / Bare-throated tiger-heron (Tigrisoma mexicanum) in mating display, Coiba National Park, Panama, September

Ben Lascelles / Bare-throated tiger-heron (Tigrisoma mexicanum) in mating display, Coiba National Park, Coiba Island, Panama, September

Hans Glader/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling, Netherlands

Walter Soestbergen/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling, North Holland, Netherlands

Hans Glader/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling from cattail, Netherlands

Hans Glader/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling, Netherlands

Ralf Kistowski/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male, Netherlands

Christof Wermter / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling, Limburg, Netherlands

Wolfram Riech / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling, Texel, Netherlands

Mario Suarez Porras / White-spotted Bluethroat (Luscinia svecica cyanecula) male carrying food, Asturias, Spain

Pedro Marques / White-spotted Bluethroat (Luscinia svecica cyanecula) male, Portugal

Chris Romeiks / White-spotted Bluethroat (Luscinia svecica cyanecula) male with insect prey, Germany

Grzegorz Lesniewski / Bluethroat (Luscinia svecica cyanecula) calling. Biebrza National Park, Biebrza marshes, Poland, July.

Robin Chittenden / White-spotted bluethroat (Luscinia svecica cyanecula) male in spring, Landguard, Suffolk UK.

Rolf Nussbaumer / Male White-spotted Bluethroat (Luscinia svecica cyanecula) singing, Fretterans, France. May 1999

Duncan Usher / White-spotted Bluethroat (Luscinia svecica cyanecula) male with dragonfly nymph prey, Texel, Netherlands

Holger Duty/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling, Mecklenburg-Vorpommern, Germany

Holger Duty/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male with insect prey, Mecklenburg-Vorpommern, Germany

Thomas Hinsche/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male calling, Texel, Netherlands

Walter Soestbergen/ BIA / White-spotted Bluethroat (Luscinia svecica cyanecula) male on cattail, Utrecht, Netherlands

Winfried Wisniewski / White-spotted Bluethroat (Luscinia svecica cyanecula) calling, Duemmer Lake, Germany

Winfried Wisniewski / White-spotted Bluethroat (Luscinia svecica cyanecula) calling, Duemmer Lake, Germany