The opening that forms in the early stages of embryonic development, leading to the formation of the digestive tract.

प्रारंभिक भ्रूण विकास में बनने वाला उद्घाटन

English Usage: In amphibians, the blastopore eventually becomes the anus of the organism.

Hindi Usage: उभयचर में, ब्लास्टोपोर अंततः जीव के गुदा में परिवर्तित हो जाता है।