2001, WG Sebald, translated byAnthea Bell,Austerlitz, Penguin, published2011, page 2:
I sat there on a bench in dappled shade, beside an aviary full of brightly feathered finches andsiskins fluttering about.
2013 January, Paul Bartell, Ashli Moore, “Avian Migration: The Ultimate Red-Eye Flight”, inAmerican Scientist[1], volume101, number 1, archived fromthe original on5 March 2016, pages47–48:
Many of these classic methods are still used, with some modern improvements. For example, with the aid of special microphones and automated sound detection software, ornithologists recently reported […] that pinesiskins (Spinus pinus) undergo an irregular, nomadic type of nocturnal migration.
Any of various similar birds in subfamilyCarduelinae, principally in the genusSpinus.