| Aquatic Organisms (40 tracked articles) |
| Blood-Borne Pathogens (2 tracked articles) |
| Chimera (4 tracked articles) |
| Endophytes (3 tracked articles) |
| Extremophiles (1 tracked article) |
| Lichens (3 tracked articles) |
| Life Cycle Stages (46 tracked articles) |
| Mycorrhizae (6 tracked articles) |
| Organisms, Genetically Modified (20 tracked articles) |
| Spores (10 tracked articles) |