Animals often evolve to have certain characteristics that help them escape predators more effectively. Some of these ...

Researchers believe this may be an isolated population from an ancestor species that went extinct everywhere else.

Nestled in the vibrant Mission District at 824 Valencia Street, Paxton Gate has been luring the curious, the macabre-minded, and the botanically obsessed through its doors for decades.

From budget-friendly park offerings to a one-of-a-kind urban “glampground,” here are The Post’s must-attend activities for your summer calendar.

From Alaska across southern Canada all the way south to Tierra del Fuego — the southernmost point of South America — ...

There are more than 120 species of butterflies in western Pennsylvania, and the North American Butterfly Association wants ...

Discover the question mark butterfly as it emerges in forests, showcasing vivid colors, unique camouflage and a seasonal life ...

Four rare species have fluttered into view during my continuing quest to photograph the endangered Mount Charleston blue ...

Analysis - The Hadejia Wetlands National Park in north-western Nigeria is a vital ecological treasure, designated as both a globally important wetland (Ramsar site) and an Important Bird Area, a site ...

As I crisscross the county this summer to share environmental experiences with students, I can’t help but notice all of the ...

In Vermont, researchers have investigated the types of creepy, crawly bugs that their avian predators consume and may have ...

Butterflies (Papilionoidea) come in a remarkable variety of colors and patterns, from the orange-colored majesty of the monarch to the lustrous red and blue patterns of the peacock butterfly, but all ...