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Juvenile American alligator swimming, showing the distinctive yellow striping found on juveniles
The Red-bearded Bee-eater Nyctyornis amictus is a large species of bee-eater found in the Indo-Malay
Types of muscle tissue.
Lymphatic vessels pick up excess tissue fluid, purify it in the lymph nodes, and then return it to t
Natural defenses against stomach acid
The larynx, trachea, bronchi, and lungs with an expanded view showing the structures of the alveolus ...