Most of the time, the head of a male Mallard definitely appears green.

However, if the light strikes it a certain way, it can appear blue.

Or the colour can be mixed.

Other birds today at Lambton Woods:

Bird Species list: double-crested cormorant, great blue heron, Canada goose, mallard, red-tailed hawk, turkey vulture, ring-billed gull, herring gull, hairy woodpecker, blue jay, American crow, black-capped chickadee, white-breasted nuthatch, red-breasted nuthatch, European starling, American robin, ruby-crowned kinglet, golden-crowned kinglet, house sparrow, common grackle, red-winged blackbird, northern cardinal, American goldfinch, song sparrow. (24 species)

We also glimpsed a bunny:

and had plenty of sun:

10 am group:

1 pm group:

Some botany:

NATURE POETRY

Listen! The wind is rising, and the air is wild with leaves,
We have had our summer evenings, now for October eves!        – Humbert Wolfe (1886–1940)

Miles Hearn