calitoxin
... that certain crabs injected with calitoxin, found in the nematocysts of the sea anemone Calliactis parasitica, are paralysed within one minute?
... that certain crabs injected with <b id="mwA-Y"><a href="./Calitoxin" id="mwA-c" rel="mw:WikiLink" title="Calitoxin">calitoxin</a></b>, found in the <a class="mw-redirect" href="./Nematocysts" id="mwA-g" rel="mw:WikiLink" title="Nematocysts">nematocysts</a> of the sea anemone <i id="mwA-k"><a href="./Calliactis_parasitica" id="mwA-o" rel="mw:WikiLink" title="Calliactis parasitica">Calliactis parasitica</a></i>, are paralysed within one minute?