Treatment Overview. Antibiotics such as amoxicillin, cephalexin, or penicillin are used to treat strep throat. Antibiotics work only against bacterial infections such as strep throat. They will not help sore throats caused by allergies or viral infections such as colds. Antibiotics are commonly used to:
Lemurs are exceptionally strange creatures, with their huge, reflective eyes, long tails and somewhat human-like hands. While you may be most familiar with the ring-tailed lemurâthey're the most common at zoosâthere are a whole lot of the buggers you've probably never even seen before.
Sharks' eyes are protected when attacking prey. Also unlike humans, shark eyelids serve to protect the eye when attacking prey. Some sharks have a nictating membrane, or a clear membrane that covers and protects the eye when a shark bites its prey. Sharks like the Great White, lacking a nictating membrane, roll their pupils back in their heads for protection when feeding.