Elf Owl — Gallery Canvas Vertical He observed them across seasons

He observed them across seasons and painted them with the detail of a naturalist and the eye of a painter

his heron paintings — of multiple species — are among the most technically accomplished in his bird catalogue

leaning slightly

more naturalistic rendering of the scene as Glen first observed it

Glen's willingness to study and paint species from outside his home territory reflects a scientific discipline that extended beyond nationalism: he painted the species that interested him

Elf Owl — Gallery Canvas Vertical He observed them across seasonsThe world's smallest owl perches on a saguaro cactus in full bloom the bird compact and round eyed among the cactus spines, a saguaro flower just to its right, a small beetle visible on the cactus surface below. This 1973 watercolour is Glen at his most naturalist: the elf owl, the saguaro, and the Sonoran Desert flora are rendered with the same observational precision he brought to his Canadian subjects. Glen's interest in wildlife was never limited