“Keystone Species, Shrinking Red Knots, and Biomes”

“Keystone Species, Shrinking Red Knots, and Biomes”

Our focus this week is on ecology.  Ecology is the study of interactions among organisms and between organisms and their physical environments. For your primary post, respond toone of the following three topics. Also, reply to at least one fellow student on any topic.

Topic 1

:  Keystone Species. Watch the video entitled “Some animals are more equal than others…” (1)* Then completely describe the concept of a keystone species, giving specific examples from the video.