Linda Kokelaar, who gardens in Westchester, sent me a photo of a cactus I had never seen before. The plant itself is an ...

The act of puncture – stabbing something with a sharp tool – is incredibly widespread in the natural world. Examples of puncture tools can be found everywhere: in mammals, snakes, birds, fish, insects ...

A close-up of Opuntia, commonly known as prickly pear cactus. A couple of years ago, if someone mentioned "cactus water", you'd probably picture it as something you'd reluctantly consume as a last ...

Cactus plants are cultivated in Zhuangzitian village of Wenshan, Yunnan province. PROVIDED TO CHINA DAILY By YAN YUJIE and LI ...