Timing of isolation from an enriched environment determines the level of aggressive behavior and sexual maturity in Siamese fighting fish (Betta splendens)

Table 2 Descriptions of behavioral parameters of Betta splendens subjected to the mirror-image test according to different rearing environments

Behavioural elements	Discription
Latency to respond to a mirror	Latency of time (s) of focal individual to locate or approach mirror.
Duration of lateral fighting	Duration of time (s) of focal individual to display itself laterally to a mirror for comparing its body size to self-image in a mirror.
Duration of flaring	Duration of time (s) of focal individual to spread its fins as a threat display.
Duration of opercular opening	Duration of time (s) of focal individual to display its opercular opening as a threat display.
Frequency of tail slapping	Frequency of focal individual slapping its tail to its self-image in a mirror.
Frequency of biting	Frequency of focal individual biting its self-image in a mirror.

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