At a candle-lighting ceremony to mark the Jewish festival of Hannukah, the 10-year-old mixed breed also took a snip at a member of parliament from Netanyahu’s Likud party.
Knesset Member Sharren Haskel, a veterinary nurse, dismissed the incident, telling Army Radio it was “trivial”.
Netanyahu’s son took the dog in from a rescue home earlier this year. The prime minister posted a picture on Twitter in August urging dog-lovers to seek out adult canines to adopt, saying “You won’t regret it!”.
Kaiya has met several dignitaries, including U.S. Secretary of State John Kerry. Kerry is believed to have escaped unharmed.