Daniel J. Field:
Northern Gannet (Morus bassanus), Freeport, New York
Daniel J. Field:
Northern Gannet (Morus bassanus), off Freeport, New York
Daniel J. Field:
Blue-footed Booby (Sula nebouxii) with catch, Jalisco, Mexico
Daniel J. Field:
Brown Booby (Sula leucogaster), Jalisco, Mexico
Daniel J. Field:
Blue-footed Booby (Sula nebouxii), Jalisco, Mexico
Daniel J. Field:
Brown Booby (Sula leucogaster), Jalisco, Mexico
Daniel J. Field:
Brown Booby (Sula leucogaster), Jalisco, Mexico
Daniel J. Field:
Brown Booby (Sula leucogaster), Jalisco, Mexico
Daniel J. Field:
Brown Booby (Sula leucogaster), Jalisco, Mexico
Daniel J. Field:
Blue-footed Booby (Sula nebouxii) diving, Jalisco, Mexico
Daniel J. Field:
Brown Booby (Sula leucogaster), Jalisco, Mexico
Daniel J. Field:
Northern Gannet (Morus bassanus), Bempton, Yorkshire, United Kingdom
Daniel J. Field:
Northern Gannet (Morus bassanus), Bempton, Yorkshire, United Kingdom
Daniel J. Field:
Northern Gannet (Morus bassanus), Bempton, Yorkshire, United Kingdom
Daniel J. Field:
Northern Gannet (Morus bassanus), Bempton, Yorkshire, United Kingdom
Daniel J. Field:
Northern Gannet (Morus bassanus), Bempton, Yorkshire, United Kingdom
Daniel J. Field:
Northern Gannet (Morus bassanus), Bempton, Yorkshire, United Kingdom
Daniel J. Field:
Blue-footed Booby (Sula nebouxii), Jalisco, Mexico
Daniel J. Field:
Blue-footed Booby (Sula nebouxii), Jalisco, Mexico
Daniel J. Field:
Brown Booby (Sula leucogaster), Bocas del Toro, Panama
Daniel J. Field:
Nazca Booby (Sula granti), Isla Isabela, Ecuador
Daniel J. Field:
Nazca Booby (Sula granti), Isla Isabela, Ecuador
Daniel J. Field:
Cape Gannet (Morus capensis), Lambert's Bay, Western Cape, South Africa
Daniel J. Field:
Cape Gannet (Morus capensis), Lambert's Bay, Western Cape, South Africa
Daniel J. Field:
Cape Gannet (Morus capensis), Lambert's Bay, Western Cape, South Africa