Daniel J. Field:
Golden-crowned Kinglet (Regulus satrapa), Stratford, Connecticut
Daniel J. Field:
Golden-crowned Kinglet (Regulus satrapa), Calgary, Alberta
Daniel J. Field:
Goldcrest (Regulus regulus), Royal Victoria Park, Bath, Somerset, United Kingdom
Daniel J. Field:
Common Firecrest (Regulus ignicapilla), Athens, Greece
Daniel J. Field:
Golden-crowned Kinglet (Regulus satrapa), Maple Valley, Washington
Daniel J. Field:
Golden-crowned Kinglet (Regulus satrapa), Maple Valley, Washington
Daniel J. Field:
Golden-crowned Kinglet (Regulus satrapa), Maple Valley, Washington
Daniel J. Field:
Goldcrest (Regulus regulus), Cambridge, Cambridgeshire, United Kingdom
Daniel J. Field:
Common Firecrest (Regulus ignicapilla), Athens, Greece
Daniel J. Field:
Common Firecrest (Regulus ignicapilla), Thetford Forest, Norfolk, United Kingdom
Daniel J. Field:
Goldcrest (Regulus regulus), Cambridge, Cambridgeshire, United Kingdom
Daniel J. Field:
Goldcrest (Regulus regulus), Wells, Norfolk, United Kingdom
Daniel J. Field:
Common Firecrest (Regulus ignicapilla), Lynford, Norfolk, United Kingdom
Daniel J. Field:
Golden-crowned Kinglet (Regulus satrapa), Maple Valley, Washington
Daniel J. Field:
Madeira Firecrest (Regulus madeirensis), Madeira, Portugal
Daniel J. Field:
Madeira Firecrest (Regulus madeirensis), Madeira, Portugal
Daniel J. Field:
Madeira Firecrest (Regulus madeirensis), Madeira, Portugal
Daniel J. Field:
Madeira Firecrest (Regulus madeirensis), Madeira, Portugal
Daniel J. Field:
Madeira Firecrest (Regulus madeirensis), Madeira, Portugal