9 books in series

Young Readers Nature Library

Young Readers Nature Library is a 9-book series with 9 released primary works first released in 1963 with contributions by Leonard Engel, F. Clark Howell, Sarel Eimerl, Irven Devore, Arthur Beiser, Roger Tory Peterson, A. Starker Leopold, F.D. Ommanney, Richard Carrington, Nikolaas Tinbergen, and Ruth Moore.

#1
The Sea

#1 of 9 in Young Readers Nature Library

1979 • 1 Reader • 128 pages • 4

#3
Early Man

#3 of 9 in Young Readers Nature Library

1979 • 1 Reader • 128 pages • 4

#5
The Primates

#5 of 9 in Young Readers Nature Library

1979 • 1 Reader • 128 pages • 4

#6
The Earth

4 Life Science Library

1979 • 1 Reader • 128 pages

#7
The Birds

#7 of 9 in Young Readers Nature Library

1963 • 1 Reader • 128 pages • 4

#8
The Desert

#8 of 9 in Young Readers Nature Library

1979 • 1 Reader • 128 pages • 4

#9
The Fishes

Planned book #9 of 10 in Young Readers Nature Library

1 Reader • 128 pages • 4

#10
The Mammals

#10 of 9 in Young Readers Nature Library

1968 • 1 Reader • 128 pages • 4

#11
Animal Behavior

#11 of 9 in Young Readers Nature Library

1979 • 1 Reader • 128 pages • 4

#12
Evolution

#12 of 9 in Young Readers Nature Library

1979 • 1 Reader • 128 pages • 4