As they cling to leaf tips, newborn warty birch caterpillars produce vibrations that can ward off invaders approaching their ...

The white-necked jacobin (Florisuga mellivora) is a jewel-toned hummingbird found in the neotropical lowlands of South ...

Colorful caterpillars in your garden may look cute and fuzzy, but you might should steer clear. Some of the most striking ...

Thousands of new species are found each year. Here are three of our most recent eye-catching stories. The new species was ...

Be on the lookout for a bug that resembles Cousin Itt. It may seem harmless but it can do real damage if you’re bitten.

The December clearing of the Butterfly Greenway in Charlottesville left birds without shelter and food in subfreezing ...

Be on the lookout for a bug that resembles Cousin Itt. It may seem harmless but it can do real damage if you’re bitten.

Cultural tip: Avoid overfertilizing roses with water-soluble, nitrogen-based fertilizers, which prompts overgrowth of ...

A hummingbird chick in Panama mimics a poisonous caterpillar to avoid predators—a rare case of bird-to-insect mimicry. When ...

New research uncovers the surprising role of plant scents in insect diets and evolution especially butterflies and moths.

One of the best ways to attract butterflies is to plant a variety of nectar-rich flowers that bloom across the seasons. These ...

Caterpillar in January said its current chief human resources officer, Cheryl Johnson, will retire at the end of April after seven years with the company. Write to Colin Kellaher at colin.kellaher@wsj ...