Chien Lee / Standardwing (Semioptera wallacii) male displaying at lek, Halmahera Island, North Maluku, Indonesia

Tim Laman / Wallace's Standardwing Bird of Paradise (Semioptera wallacei) male calling at display site in rainforest canopy, Kali Batu Putih, Halmahera Island, North Moluccas, Indonesia.

Tim Laman / Wallace's Standardwing Bird of Paradise (Semioptera wallacei) male at display site in rainforest canopy, Halmahera, North Moluccas, Indonesia.

Tim Laman / Wallace's Standardwing Bird of Paradise (Semioptera wallacei) male at display site in the rainforest canopy, Kali Batu Putih, Halmahera Island, North Moluccas, Indonesia.

Paul D Stewart / Historical illustration showing the displays of various birds of paradise: Red bird-of-paradise (Paradisea rubra), Superb bird of paradise (Lophorina superba), Wilson's bird of paradise (Cicinnurus re...

Chien Lee / Standardwing (Semioptera wallacii) male at lek, Halmahera, North Maluku, Indonesia

Tim Laman / Photographer Tim Laman and scientist Edwin Scholes set up to shoot stills and video from a canopy platform at at lek of Wallace's Standardwing Bird of Paradise, North Maluku, eastern Indonesia, July 2...

Tim Laman / Wallace's Standardwing Bird of Paradise (Semioptera wallacei) male at his display site in the rainforest canopy, Halmahera, Indonesia. This species was discovered by and named after Alfred Russel Wall...

Tim Laman / Wallace's Standardwing Bird of Paradise (Semioptera wallacei) male at his display site in the rainforest canopy, Halmahera, Indonesia. This species was discovered by and named after Alfred Russel Wall...

Tim Laman / Wallace's Standardwing Bird of Paradise (Semioptera wallacei) male at his display site in the rainforest canopy in Halmahera, Indonesia.

Chien Lee / Standardwing (Semioptera wallacii) male displaying at lek, Halmahera Island, North Maluku, Indonesia

Chien Lee / Standardwing (Semioptera wallacii) male displaying at lek, Halmahera Island, North Maluku, Indonesia

Konrad Wothe / Creeping avens (Geum reptans) Zillertal Alps, Tyrol, Austria. July.

Paul Harcourt Davies / Creeping Avens (Geum reptans) in flower, Monte Spinale, alpine zone, Madonna di Campiglio, Brenta Dolomites, Italy, July

Konrad Wothe / Creeping Avens (Geum reptans) flowers, Zillertal, Alps, Tyrol, Austria

Thomas Marent / Creeping Avens (Geum reptans) seeds and stems, Switzerland

Thomas Marent / Creeping Avens (Geum reptans) seeds and stems, Switzerland

Paul Harcourt Davies / Creeping avens (Geum reptans). Ciampac, Fassa Valley, Dolomites, Trentino, Italy. July.