Living In California

Squirrel Eating a Monarch
Photo: Connie Masotti

The Monarch Grove Sanctuary in Pacific Grove, California is a gathering site where Monarch Butterflies congregate to spend the winter. The Monarchs are protected from harassment by humans. Congregating is a defense against predation by birds who find the monarchs distasteful due to toxic cardenolides that are concentrated in the wings. Volunteer docents explain the natural history to visitors and help with census of the monarch…

Source: Living With Insects Blog

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