juvenile??? no color on throat?
Day 6, starting to look like actual birds.
Aculco de Espinoza, Estado de México.
Laura Uribe, Grupo Vasconcelos
Immature specimen or female. Common species in the park. Watch the feeders at the visitor's center, too.
Hummingbirds are birds that constitute the family Trochilidae. They are among the smallest of birds, most species measuring in the 7.5–13 cm (3–5 in) range. Indeed, the smallest extant bird species is a hummingbird, the 5-cm Bee Hummingbird. They hover in mid-air by rapidly flapping their wings 12–80 times per second (depending on the species). They are known as hummingbirds because of the humming sound created by their beating wings, which sometimes sounds like bees or other insects....