Question

multiple choice 20 points which characteristic is shared by both birds and crocodiles but not by other organsims? hair four limbs eggs with shells amniotic egg

Explanation:

• Hair is a characteristic of mammals only.
• Many vertebrates have four limbs, not unique to birds and crocodiles.
• Amniotic eggs are present in more groups than just birds and crocodiles.
• Eggs with shells are a specific shared trait between birds and crocodiles among the given options.

Answer:

Eggs with shells