It's not only the study of human population, but the populations of non-human species, including viruses.

这不仅是对人类种群的研究，也是对非人类种群（包括病毒）的研究。

youdao

youdao

Over the years, scientists have linked honey bee “die-outs” to a host of suspects, including viruses, fungi, pathogens, parasites, and pesticides.

许多年以来，科学家们把蜜蜂消失与诸多可疑的因素联系在一起，包括病毒、真菌、病原体、寄生虫以及杀虫剂等。

youdao

The hope is to develop a vaccine that could give lifelong protection against a majority of flu viruses, including bird flu.

VOA: special.2009.03.04

Compared with Napster, Gnutella is nowhere near as easy to use and illustrates the danger of sharing files, including viruses that can spread quickly throughout a network.

ECONOMIST: REPORT: COMPUTER NETWORKS

They are focusing on E. coli and other diseases that can cause diarrhea, including Norwalk viruses, which have caused outbreaks on cruise ships.

CNN: Officials: Chemicals bigger concern than cholera

Mijangos allegedly then used the malicious software as a foothold to download additional viruses, including a keylogger that recorded his victims keyboard strokes.

FORBES: Man Accused Of Using Hacking For 'Sextortion'