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Ladyhawk's Aerie
(lower jaw) can move independently, giving them incredible bite pressure. I believe it's 500 lb. per square inch. The strongest jaws in the bird world belong to the hyacinth macaw. Here's a look at the anatomy. Note that the upper jaw can be moved independently. Also note the long cheek bone for attachment of muscles:
 Here's a hyacinth in life:  |
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