• East view from Crissy Field overlook with old Coast Guard station on left and city on right

    Presidio of San Francisco


Ruby-crowned Kinglet

(Regulus calendula)
Ruby-crowned Kinglet
Ruby-crowned Kinglet feeds in ornamental tree on Main Post.
Will Elder, NPS

Natural History: The Ruby-crowned Kinglet eats insects, other invertebrates, and fruits by hovering and snatching from the tree canopies. It nests in conifer twigs, hanging above the ground. Breeding season is from mid-May to mid-August.

General Distribution: In the Presidio, this species can be found in coastal and dune scrub areas, all forest areas, and in ornamentals.

Frequency: This species is common in the summer and fall and abundant in the winter.

Identifying Characteristics: This is a tiny bird with an olive-gray above with an incomplete white ring around its eye and 2 pale bars across its wings. The male has a ruby crown. The species has a tendency to twitch.

Presidio Birds main page

Did You Know?

U.S. Army major rank insignia

In 1915, a tragic fire at the Presidio claimed the lives of General Pershing’s wife and his three daughters. Pershing's son, Francis Warren, survived the blaze and chose to enlist in the army as a private during World War II. By the end of the war he had achieved the rank of major.