Research keywords (11):
adaptive radiation
, cichlid
, intraspecific variation
, speciation
, evolution
, ecology
, taxonomy
, Lake Titicaca
, Lake Tanganyika
, ancient lakes
, Japanese freshwater fish
The Ecological Society of Japan
, Society of Evolutionary Studies, Japan
, Japanese Society of Systematic Zoology
, The Ichthyological Society of Japan
, American Society of Ichthyology and Herpetology