"Outward behavior" refers to how a person acts or behaves on the outside, which can be observed by others. It includes the way they walk, talk, express themselves, or interact with others. Full definition
She recalls the story of a dog whose outward behavior became aggressive due to dental pain. (aercmn.com)
The majority of parents who seek help for a child do so because the child's outward behavior worries them or someone outside the family, often the school authorities or law enforcement officers. (religion-online.org)
You may not realize your cat has been injured or is suffering from a stomach ailment or urinary problem until she has reached a point where she can't help but display it in outward behavior or where symptoms become physically obvious. (catbehaviorassociates.com)