In this talk, ecologist Mary Power discusses how herbivorous fish and their predators contribute to the regulation of aquatic ecosystems.

In this talk, ecologist Brian Silliman discusses the discovery that salt marshes are controlled by the top-down forces of consumers.

In this discussion session, biologists Robert Pringle, Corina Tarnita, Alexandra Swanson, and Roland Kays answer questions from students.

In this talk, ecologist Robert Pringle discusses how patterns and processes that occur in the savanna, a globally important biome, illustrate core concepts in ecology.

In this talk, ecologist Robert Pringle discusses how large herbivores can coexist by partitioning ecological niches by time, space, and diet.

In this talk, biologists Alexandra Swanson and Roland Kays discuss camera traps and their use in ecological research.

In this talk, marine biologist Stephen Palumbi compares threats to biodiversity in the ocean to threats on land.

In this talk, marine biologist Stephen Palumbi discusses how coral reefs are threatened by climate change and how to protect them.