Phil Savoie / American dipper (Cinclus mexicanus), fledgling, Madison River, Montana, USA, May.

Phil Savoie / American dipper (Cinclus mexicanus), fledgling, Madison River, Montana, USA, May.

Phil Savoie / American dipper (Cinclus mexicanus) fledgling chick, Madison River, Montana, USA. May.

Phil Savoie / American dipper (Cinclus mexicanus) hunting insects in Madison river, Montana, USA. May.

Alan Murphy / American Dipper (Cinclus mexicanus), British Columbia, Canada

Donald M. Jones / American Dipper (Cinclus mexicanus), O'Brian creek, Montana

Donald M. Jones / American Dipper (Cinclus mexicanus) with caddis fly prey, Troy, Montana

Glenn Bartley / American Dipper (Cinclus mexicanus), British Columbia, Canada

Glenn Bartley / American Dipper (Cinclus mexicanus), British Columbia, Canada

Connor Stefanison / American Dipper (Cinclus mexicanus) juvenile, British Columbia, Canada

Alan Murphy / American Dipper (Cinclus mexicanus) carrying a fish, British Columbia, Canada

Marie Read / American Dipper (Cinclus mexicanus) in flight over white water rapids. Lee Vining Creek, Mono Lake Basin, California, USA, April.