Sentence:  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 pine <WSD>siskins</WSD> ("Spinus pinus") undergo an irregular, nomadic type of nocturnal migration. 
Meaning of the word marked with <WSD> tags:  A small green and yellow European finch, (noshow=1) or "Carduelis spinus", now "Spinus spinus".