A kid's guide to keystone species in nature

Discusses the importance of animal and plant species such as the snow leopard, red-naped sapsucker, gray wolf, mountain tapir, and whitebark pine are essential to mountain ecosytems, how their reduced numbers affect the entire food chain, and what is being done to save them.

Discusses the importance of animal and plant species such as the American alligator, freshwater crayfish, North American beaver, Eastern newt, and Chinook salmon are essential to freshwater ecosytems, how their reduced numbers affect the entire food chain, and what is being done to save them.

Discusses the importance of animal species such as bison, lemmings, southern white rhinos, honey bees, and black-tailed prairie dogs are essential to grassland ecosytems, how their reduced numbers affect the entire food chain, and what is being done to save them.

Discusses the importance of animal species such as the ring-tailed lemur, coast redwood, white-tailed deer, the strangler fig tree, the Indian flying fox and vampire bat are essential to forest ecosytems, how their reduced numbers affect the entire food chain, and what is being done to save them.

Discusses the importance of animal species such as the South Americans guanaco, Australian dingo, Indian vulture, addix, and dessert tortoise are essential to desert ecosytems, how their reduced numbers affect the entire food chain, and what is being done to save them.