David Tipling / Spotted flycatcher (Muscicapa striata) in song North Norfolk, England, UK. May

Richard Du Toit / Spotted Flycatcher (Muscicapa striata) Mountain Zebra National Park, Eastern Cape Province, South Africa.

Andy Sands / Spotted flycatcher (Muscicapa striata) perched with fly prey, Upper Teesdale, County Durham, England, UK, June

Andy Sands / Spotted flycatcher (Muscicapa striata) perched with Blue bottle fly prey, Upper Teesdale, Co Durham, England, UK, June

Andy Sands / Spotted Flycatcher (Muscicapa striata) perched with Blue bottle fly prey, Upper Teesdale, Co Durham, England, UK, June

Andy Sands / Spotted flycatcher (Muscicapa striata) perched on stone wall, Upper Teesdale, County Durham, England, UK, June

Jussi Murtosaari / Spotted flycatcher (Muscicapa striata), Finland, May.

Kim Taylor / Spotted flycatcher (Muscicapa striata) perched on stone owl. Surrey, England, June.

Nick Upton / Spotted flycatcher (Muscicapa striata) feeding a chick which has just left its nestbox with a solitary bee, Cornwall, UK, August.

Nick Upton / Spotted flycatcher (Muscicapa striata) feeding a solitary bee to its chick which has just left the nestbox, Cornwall, UK, August.

Nick Upton / Spotted flycatcher (Muscicapa striata) perched in a Hawthorn tree (Crataegus sp.) with a Marmalade hoverfly (Episyrphus balteatus) and another insect it has caught in its beak, Cornwall, UK, June.

Sam Hobson / Spotted flycatcher (Muscicapa striata) at nest in wall, with chicks. Herefordshire, UK. June

Sam Hobson / Spotted flycatcher (Muscicapa striata) feeding chicks with meadow brown butterfly (Maniola jurtina) in wall, Herefordshire, UK. June

Melvin Grey / Spotted flycatcher (Muscicapa striata) adult singing in garden, on garden wall, Pembrokeshire, West Wales, UK, June.

Joris van Alphen / Spotted flycatcher (Muscicapa striata) feeding its chicks. Thierache, France, July.

Joris van Alphen / Spotted flycatcher (Muscicapa striata) helping its chick swallow a butterfly that is almost too large for it to handle. Thierache, France, July.

Jussi Murtosaari / Spotted flycatcher (Muscicapa striata) flying low over the ground, Uto, Lounais-Finland / South-Western Finland, Finland, May.

Pal Hermansen / Spotted Flycatcher (Muscicapa striata) feeding chicks at nest in abandoned Opel car in 'car graveyard' Varmland, Sweden, June

Pal Hermansen / Spotted Flycatcher (Muscicapa striata) at nest in abandoned Opel car in 'car graveyard' Varmland, Sweden, June

Gerrit Vyn / Blackpoll warbler (Dendroica striata) male in breeding plumage, singing, Seward Peninsula, Alaska, USA June

Gerrit Vyn / Blackpoll Warbler (Dendroica striata) male perched on branch in breeding plumage. Seward Peninsula, Alaska, USA, June.

Rolf Nussbaumer / Blackpoll warbler (Setophaga striata) female perched on blooming Berlandier acacia (Senegalia berlandieri). South Padre Island, Texas, USA.

Rolf Nussbaumer / Blackpoll warbler (Setophaga striata) male perched on Mexican olive (Cordia boissieri). South Padre Island, Texas, USA.