Jussi Murtosaari / Red-flanked bluetail (Tarsiger cyanurus) male singing, Finland, July.

Jussi Murtosaari / Red-flanked bluetail (Tarsiger cyanurus) male front view, Jyvaskyla, Central Finland, May.

Jussi Murtosaari / Red-flanked bluetail (Tarsiger cyanurus) male profile, Jyvaskyla, Central Finland, May.

Dong Lei / Himalayan bluetail (Tarsiger rufilatus) male on ground, Lijiang Laojunshan National Park, Yunnan Province, China. April.

Dong Lei / Himalayan bluetail (Tarsiger rufilatus) perched on bamboo with grub in beak, Lijiang Laojunshan National Park, Yunnan Province, China. April.

Dong Lei / Himalayan bluetail (Tarsiger rufilatus) male on mossy rock, Lijiang Laojunshan National Park, Yunnan Province, China. April.

Dong Lei / Orange-flanked bush-robin (Tarsiger cyanurus) perched, Tengchong county, Gaoligong Mountain National Nature Reserve, Yunnan Province, China, February.

Dong Lei / Orange-flanked bush-robin (Tarsiger cyanurus) perched, Tengchong county, Gaoligong Mountain National Nature Reserve, Yunnan Province, China, February.

Aflo / Red-flanked bluetail (Tarsiger cyanurus) perched on snag, Chiba, Japan. January.

Aflo / Red-flanked bluetail (Tarsiger cyanurus) perched on branch with red berries, Kyoto, Japan. March.

Hanne & Jens Eriksen / Himalayan bluetail (Tarsiger rufilatus) female perched, Thailand, February.

Markus Varesvuo / Red-flanked Bluetail (Tarsiger / Luscinia cyanurus), perched on a branch. Kuusamo, Finland. June.