On 5 DAH, the larvae begun to ingest exogenous food, the digestive tract was differentiated into five portions: buccopharyngeal cavity, esophagus, stomach, anterior and posterior intestine.
英
美
- 孵化后第5天,仔鱼开口摄食,消化道分化成口咽腔、食道、胃、前肠和后肠。