bank vole
... that the bank vole is alert to the alarm calls of tits warning of aerial predators?
... that the <b id="mwC8M"><a href="./Bank_vole" id="mwC8Q" rel="mw:WikiLink" title="Bank vole">bank vole</a></b> is alert to the alarm calls of <a href="./Tit_(bird)" id="mwC8U" rel="mw:WikiLink" title="Tit (bird)">tits</a> warning of aerial <a href="./Predation" id="mwC8Y" rel="mw:WikiLink" title="Predation">predators</a>?