Why do roses and bushes have thorns and spiky leaves? – Radon Zone

Question: Why do roses and bushes have thorns and spiky leaves?
- Keywords:
  leaf,
  rose,
  spiky,
  thorn
Asked by BOB to Pip, Reka on 18 Nov 2016.
- Reka Nagy answered on 18 Nov 2016:
  
  Some plants have evolved spikes as a way to defend themselves from getting eaten or destroyed.

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