The RSPB suggests: "Although unsightly, 1.5" (4 cm) wire mesh around the table can stop squirrels and cats, but it will also keep away larger birds. Or, try an inverted biscuit tin fixed at the ...

With the plastic honeycomb in place, researchers attained a 97 percent survival rate amongst larvae. Furthermore, the simplified method means that more than 1,000 larvae can be collected in 90 ...