Monarch Butterfly Migration Spring 2024

Monarch Butterfly Migration Spring 2024. It's where they lay their eggs and it is a food source for both monarch butterflies and monarch caterpillars. Only a few monarchs remain in the monarch butterfly biosphere reserve in mexico.

Milkweed is one of the most important factors in monarch survival. Monarchs from overwintering populations are nearing the end and their offspring are beginning to advance into summer breeding territories.