stripe-breasted woodpeckers
... that a pair of stripe-breasted woodpeckers were once observed sitting on the eggs simultaneously?
... that a pair of <b id="mwA1I"><a href="./Stripe-breasted_woodpecker" id="mwA1M" rel="mw:WikiLink" title="Stripe-breasted woodpecker">stripe-breasted woodpeckers</a></b> were once observed sitting on the eggs simultaneously?