Question: In seasonal rainfall systems, seed dormancy is a strategy to avoid germination and seedling emergence in the dry season. Grass species in Brazilian savannas (Cerrado) show variation in seed ...

In savanna ecosystems, fire and herbivory alter the competitive relationship between trees and grasses. Mechanistically, grazing herbivores favor trees by removing grass, which reduces tree–grass ...

Swift foxes are among the many species that rely on healthy grassland ecosystems. Image: Roshan Patel, Smithsonian National Zoo and Conservation Biology Institute From the savannas of Sub-Saharan ...

Almost half of Brazil’s Cerrado savanna has been deforested, and restoration proposals now center largely on planting trees in the degraded areas. However, as a grassland, and not a degraded forest, ...