Sterling nature series

Brief text accompanies photographs which record the development, function, and fertilization of a flower and illustrate the work of the wind and insects in pollination.

Describes eleven kinds of owls and their habits. Includes the snowy owl, twany owl, barn owl, and pygmy owl.

Describes several different species of ferns and traces their reproductive cycle which involves neither fruits nor seeds.

Discusses the anatomy, life cycle, behavior, and care of the American chameleon.

Describes the development of a frog from the fertilized egg to full maturity.

Discusses the life cycle, anatomy, and ecological importance of earthworms. Includes directions for three experiments.