cobalt milkweed beetle

Milkweed beetleA pair of mating milkweed beetles (Chrysochus cobaltinus).

cobalt milkweed beetle, (Chrysochus cobaltinus), species of leaf beetle found throughout the far western United States. The milkweed beetle is a beautiful dark cobalt blue in color. The cobalt milkweed beetle feeds on milkweed and dogbane plants. It is a close relative of, and a bit shorter than, the dogbane beetle (Chrysochus auratus).

Taxonomy

See also list of beetles.

The Editors of Encyclopaedia Britannica This article was most recently revised and updated by Melissa Petruzzello.
Citation Information
Article Title: cobalt milkweed beetle
Website Name: Encyclopaedia Britannica
Publisher: Encyclopaedia Britannica, Inc.
Date Published: 08 August 2024
URL: https://www.britannica.comhttps://www.britannica.com/animal/cobalt-milkweed-beetle
Access Date: November 26, 2024