What adaptations do parasites need?

1.To attach inside the host’s body – hooks, suction cups.
2. Protection from damage – dense body covered with a special cuticle.
3 sense organs – no eyes
Physiological:
1.Breathing without using oxygen
2.Digestion – the digestive system is simplified or absent
3. Reproduction in the conditions of the owners and the exit to the external environment (huge fertility)



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