Markert, Jenny

Describes the characteristics and behavior of the kangaroo.

Describes different kinds of clouds and explains how rain, snow, hail, and thunderstorms are formed.

Describes the various species of octopuses, where they live and what they eat, how they move, and efforts to save them from extinction.

Describes the elephant's physical traits, diet, life cycle, defenses, and conservation.

Describes a trip to Yosemite National Park and introduces the area's natural history, biology, and geology.

The author describes what she saw on a backpacking trip in the Grand Canyon.

Describes a trip to Yellowstone National Park and introduces the area's biology and natural history.

Describes the physical characteristics, behavior, habitat, and life cycle of penguins.

Describes the physical characteristics, behavior, habitat, and life cycle of the tiger.

Describes a backpack trip through Glacier National Park and introduces the area's natural history, biology, and geology.