Possible Clues:

• Walked unsteadily
• Lurched, reeled
• The buck began to fall over greed
• Was not steady with one buck with greed
• Moved unsteadily, being deeply shocked
• Looked around food sent back - shocked
• Stumbled at the start of a handicap race, perhaps
• Start of a relay race, for instance
• Flabbergasted but not all at the same time
• Deeply shocked or walked unsteadily as if about to fall