In New York, veterinarians at the Sweetbriar Nature Center helped a monarch butterfly live on by performing a wing transplant ...

Monarch butterflies are migrating through Oklahoma on their way to Mexico, with the Oklahoma City Zoo using new technology to track their journey.

The iconic orange and black pollinators are making their annual trip to overwintering sites in Mexico, stopping to recharge ...

New York City veterinarians performed a wing transplant procedure on a monarch butterfly in a video that's since gone viral.

Milkweed tussock moth caterpillars are also called milkweed tiger moth caterpillars and also harlequin caterpillars. The ...

Q: I spotted some monarch caterpillars yesterday on my common milkweed (see reader's photos). Seems late for them so I hope they will survive. A: Monarchs start migrating south from September through ...

A 12-year-old girl is helping monarch butterflies by raising them and planting a specialized garden. Monarch butterflies were listed as threatened in 2024 due to habitat loss and pesticide use.

When 12-year-old Kaylee Timm released her pointer finger and thumb, the newly tagged monarch caught a breeze and fluttered directly south. Timm’s smile widened, revealing braces adorned with orange, ...

Retired schoolteacher Tachi Dellinger pointed inside a mesh box, where three green chrysalises hung. “This one is starting to change color,” Dellinger said. “It will turn jet black ... when it's ready ...

Each year, there are four generations of monarch butterflies that take part in the migration north in the spring and summer, then south again in the fall. Each generation takes a leg of the journey ...