| Adaptation, Biological (287 tracked articles) |
| Animal Distribution (21 tracked articles) |
| Antibiosis (1 tracked article) |
| Biological Evolution (795 tracked articles) |
| Biological Variation, Individual (4 tracked articles) |
| Biological Variation, Population (4 tracked articles) |
| Ecological and Environmental Phenomena (1,323 tracked articles) |
| Extinction, Biological (98 tracked articles) |
| Host Microbial Interactions (68 tracked articles) |
| Life History Traits (4 tracked articles) |
| Organelle Biogenesis (8 tracked articles) |
| Origin of Life (22 tracked articles) |
| Pigmentation (56 tracked articles) |
| Recovery of Function (66 tracked articles) |
| Regeneration (122 tracked articles) |
| Remission, Spontaneous (4 tracked articles) |
| Species Specificity (123 tracked articles) |
| Symbiosis (63 tracked articles) |