This 6 October 2019 video says about itself:
How Wildebeest Saved the Serengeti
This breakthrough study shows how wildebeest are Serengeti keystones.
For example, gazelle, wildebeest or zebra could cue in to the presence of a predator such as a lion by seeing other species react, using the “network” to keep themselves safe. The new model by Gil, Basket and Schreiber is the first to take this kind of short-term information sharing into account at the population level: here.
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