Question

why does some plants have Thorns on their buddies​

Answer 1

Answer:

In nature, living things tend to adapt to their environments, and plants are not an exception. ... Plants know, so some of them reduced the size and thickness of some or all of their leaves to its minimum, or close to its minimum —the small spikes we call thorns. This way, they prevent losing water uselessly by sweating.

Answer 2

Answer:

To protect themselves or either adapt the environment with it.

Explanation:

They have to protect themselves so they wont't get hurted or adapt the environment by reducing the loss of water