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Message: <blockquote data-quote="Jim M." data-source="post: 1386439" data-attributes="member: 60675">I pretty much agree with everything Graham says in his very thorough responses.  The call of a raven is frequently described as a "croak", by the way.  It is my understanding that at least some of the ravens in California belong to a subspecies that is smaller than the ravens found in most of northern and eastern North America.  Ravens elsewhere in North America can be as big as a Red-tailed Hawk.  As for seeing them in the city, Ravens are expanding their range in the Northeast.  Perhaps the same thing is happening in California.</blockquote>