The day when the cape penguins discovered the caravels of Bartolomeu Dias. India ink.

Douro river from São João das arribas, Portugal. Watercolor

Alvão, Olo river, Portugal. Watercolor

Marsh Harrier, Circus aeruginosus (female). Watercolor

Coronella austriaca. Watercolor

Wren, Troglodytes troglodytes. Watercolor.

Celtis australis. Watercolor

Nemoptera bipennis. Watercolor

Eichornia crassipes. Watercolor

Marine life in Sado river estuary. Watercolor