Cycle of the Seasons (1996)

Thirst overcomes the hordes of Wildebeest and Zebra moving through Kenya's Masai Mara game reserve on their spectacular annual migration. With the cycle of the seasons comes the dry months, the water of the marsh receded. Now the residents of the marsh face a time of hardship, food will be scarce, until the next rains fall.

Unfortunately the movie Cycle of the Seasons is not yet available on HBO Max.