Markert, Jenny

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

Describes the characteristics and behavior of the fastest land animal on earth.

Describes the characteristics and behavior of the giraffe.

Introduces the physical characteristics, behavior, and natural environment of zebras.

Describes the characteristics and behavior of the elephant.

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

Discusses the world's oceans as a source of food, fresh water, minerals, and energy.