Brazilian marsh rat
... that the Brazilian marsh rat is often preyed on by barn owls but is seldom caught by researchers in their live traps?
... that the <b id="mwAZE"><a href="./Holochilus_brasiliensis" id="mwAZI" rel="mw:WikiLink" title="Holochilus brasiliensis">Brazilian marsh rat</a></b> is often preyed on by <a href="./Barn_owl" id="mwAZM" rel="mw:WikiLink" title="Barn owl">barn owls</a> but is seldom caught by researchers in their live traps?