Disclosed is an aquatic walking ball (1) comprising a ball body (10) and a ventilation tube (11). The ball body (10) comprises an inner layer (101) and an outer layer (102), the outer layer (102) enclosing the inner layer (101) to form a sphere (12). The ventilation pipe (11) is provided between the inner layer (101) and the outer layer (102). The ventilation pipe (11) comprises an air inlet (111), an air outlet (112) and a gas tube (113) connecting the air inlet (111) and the air outlet (112) The air inlet (111) is provided in the outer layer (102), and the air outlet (112) is provided in the inner layer (101). Through the design of the ball body (10) and the ventilation tube (11), the effect of ventilation is achieved on the one hand, and it is ensured on the other hand that no water enters the ball.
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