cacti can store tons of water in their stem, and bacause they have a waxy outer coating, the water doesn't leak out. cacti also have really sharp needles to protect them from predators.
The Prickly Pear Cactus
A prickly pear is a cactus. There is no commensalism or mutualism.
briars and berberis, very prickly !!
Aaron's beard prickly pear cactus and the Arizona barrel cactus are prickly plants. They begin with the letter A.
No, a cactus is a plant, not an animal.
apricot prickly pear cactus
Cactus
The Artichoke Cactus is a prickly plant. It starts with the letter A.
the cactus was so prickly, it actually punctured my skin.
the most widespread cactus is prickly pear
Tom Thumb Cactus is a prickly plant.
on a pear