Accipiter nisus, female
(Sparrowhawk)
watercolor

Zostera prairie.
Detail of watercolor,
2012

Phractocephalus hemioliopterus
( Redtail Catfish. Pirarara )
watercolor

Riparia riparia
(Sand Martin),
watercolor

Arvicola sapidus,
watercolor

Gelochelidon nilotica
(Gull-billed Tern)
watercolor

Chlidonias hybridus
( Whiskered Tern)
Watercolor, 2006

Phillyrea latifolia,
watercolor

in the Amazon, fieldsketching
2010

Aythya ferina (Pochard) watercolor