I especially like this profile one:
The hummingbirds at Presidio Park were so fun to watch. I first noticed them as I was walking down the Park Presidio Blvd. corridor of sequoia redwoods. I kept hearing this weird wheezing noise and would stop to look for the bird but couldn't find it. It wasn't until I got into the main park, near Mountain Lake, that I realized that wheezing noise was coming from the hummingbirds!
I'm no expert at hummingbirds (and especially not West Coast ones) but Anna's Hummingbird was the closest match to my photos and is also very common in the Presidio Park.
I also saw my first Wilson's Warbler:
This was another tricky ID for me because I had trouble finding pictures where the black cap comes down the nape of its neck as you can see in the first picture.
I also saw my first Chestnut-backed Chickadee:
American Coot:White-crowned Sparrow: