Jenny wren

There would have been no one to superintend him, except a squirrel perhaps or a jenny wren, at which he might have winked.

But Rogers had married beneath him, and the sight of the pursy upstart [...] sitting there, in satin and feathers, lording it over his own little Jenny Wren, was more than Mahony could tolerate.

Female Superb Blue Wrens lack the bold pattern and colour of the male. They are often referred to by the common name of "Jenny-wren".