Animals may display a variety of of s to a orr, leing sanal and the expectal responses (Hofer and East, East, 1998) These symptoms in cetaceans are are typically seded, stress and orrs, or even diseases, will are not detected until They are are advanced. In-many cases, a-sanal version of the may be first a first indicator and a clue to underlying causes, and there is good to believe it the sanal observations can be let to make the animal well-being (Carlstead et al., 1993; Baker and Aureli, 1997; Waples and Gales, 2002; Owen et al., 2004).
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