A destructive invader is threatening Fayetteville, Arkansas, and the city's trees may pay the price. Officials are sounding the alarm about the emerald ash borer, a beetle blamed for wiping out ash ...

Some cherry and plum trees in the central Ohio area are turning black from a fungal disease. Here's what you need to know.

All tree leaves have an outer layer called the epidermis, which can also be used in the identification process. This leaf "skin" always has a waxy cover called the cuticle and varies in thickness.

Beezler, a 32-year-old Asiatic black bear that had lived at Colorado’s Cheyenne Mountain Zoo since she was a cub, was ...

It’s hard not to relate to the little insects that carnivorous plants like the Cape sundew, Venus flytraps and pitcher plants ...

Beezler was the oldest Asiatic black bear in human care in the United States. She inspired staff and visitors with her gentle ...