“Ruby-crowned Kinglet” in pine tree

Ruby-crowned Kinglet

RCKI
  • Scientific: Corthylio calendula
  • Spanish: Reyezuelo Rubí
  • French: Roitelet à couronne rubis
  • Family: Kinglets
  • Bird Code: RCKI

If there is a 3° C increase in temperature due to unmitigated climate change

Predicted percentage of habitat lost

70%
Summer range lost
17%
Winter range lost

Climate and other threats imore info

Habitat

Deserts, woodlands, high mountains, saltwater wetlands, tundra, and urban habitats.

Range

Found breeding in summers across most of Canada and occasionally in west central United States, shifting into Mexico and the southern half of the United States in winters.

Silhouette of Grace's Warbler
Did you know?

The Hopi name for the Red-crowned Kinglet is ptu-we-wutz’e’hoo-ia. This tiny fast-moving bird flits from tree to tree while constantly flicking its wings. Despite its name, it rarely displays its flaming red crown.