4.
Which of the following animals have spines that are used to
protect themselves from enemies?
A. sea urchin B. crab C. starfish D. fish​


Sagot :

Answer:

A. Sea Urchin

Explanation:

Sea urchins are like living pincushions. Their hard, round bodies bristle with spines. An urchin uses its spines to help it move. The sharp spines also keep many predators at bay.

For more information, go through this link: https://biocyclopedia.com/index/general_zoology/spikes_and_spines.php

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