Together they saw tall grasses and wildflowers as a way to breathe ... In 1995, the Walt Disney Co. asked if he could re-create an African savannah at its Animal Kingdom resort.

pointing at a narrow creek lined by tall grass. “They are so big, they just displace the water.’’ He’s also seen scores of brightly colored birds that migrate through the Savannah refuge.

Most explanations target a single cause such as standing up to look over tall grass on the savannah of Africa. This is, in fact, logically one of the least rewarding of all explanations.

"Change is rapid in the savannah grasslands. Grasses grow thick and tall in the rainy season – up to three metres high. They often burn to the ground in the dry season, then spring to life again when ...

Only 5% of the original pine savannah remains. Pine savannah consists of pine trees surrounded by grassland undergrowth, Orrock said. The grasses evolved to withstand drought and extreme weather by ...