sentence: Blue jays can learn to  human speech.
sentences_before: Blue Jays can make many different sounds, and single sounds may vary  in their calling style.
sentences_after: Blue jays can also copy the callings of local hawks so well that it is sometimes difficult to tell which it is. Blue Jays will use these calls to band together to mob predators such as hawks and drive them away from the jays' nests.
concept_name: blue jay
headings: Blue Jay Description Sounds
categories: Corvids