These late-blooming plants native to North America help feed butterflies — especially monarchs-— at a crucial point.

The splashy monarch butterfly only lives about five weeks, but its entire survival is in question due to threats posed by ...

Monarchs rely on milkweed as the sole host plant for their caterpillars, and without it, their populations struggle to thrive. By planting milkweed, you provide critical habitat and resources for ...

A Pennsylvania butterfly farmer says listing the monarch as a threatened species could do more harm than good.

Experts share with us how we can use milkweed plants, any variety, to attract Monarch Butterflies, which in turn will help grow the declining population.

Monarch caterpillars eat 200 times their weight in milkweed and can devour a whole leaf in less than 5 minutes. Monarch butterflies are poisonous to predators because of the chemicals in the milkweed ...

Butterflies are vanishing nationwide due to habitat loss, climate change and use of insecticides, according to a new study, ...

The chief causes of the decline include habitat destruction, drier and hotter climate due to climate change and insecticide use.

Just as monarchs famously prefer milkweed for food and egg-laying, swallowtail butterflies also have a preferred food as ...