The existence of a relationship between body size and syrinx size, which determines the range of fundamental frequencies that an organism can produce
When multiple cues indicate decreased likelihood of an event, resulting in diminished response to composite stimulus
Plant growth pattern where terminal bud suppresses lateral growth, which can be disrupted by herbivory
The introduction of a species to previously inhabited areas or to new suitable regions
The amount of sunlight reaching the forest floor through tree canopy, affected by crown thinning and leaf flushing