Add articles to your saved list and come back to them any time. PREDATORS tend to give monarch butterflies a wide berth because they are poisonous, largely thanks to the milkweed they feed and breed ...

Monarch butterflies undergo a complete metamorphosis, or a four-part life cycle. Life begins as a tiny egg, which soon hatches an elfin larva, or caterpillar. The caterpillar does much of the heavy ...

I struggled to catch my breath, but it had nothing to do with the 10,000-foot altitude. All around me, millions of monarch ...