The North American wood frog can freeze and thaw itself repeatedly over winter when temperatures get too cold. If you drop one while it’s frozen, it will make a “clinking” sound. #googlefacts #animals https://t.co/5pujARaQNKThe North American wood frog can freeze and thaw itself repeatedly over winter when temperatures get too cold. If you drop one while it’s frozen, it will make a “clinking” 8785091 The North American wood