Series:

Edades de la Tierra

6 total works

Cover of Las Aves Conquistan El Aire(oop)
Focuses on the characteristics of prehistoric birds.

Cover of Los Reptiles Primitivos(oop)
Focuses on the prehistoric reptiles that emerged from the seas and adapted to life on land.

Cover of La Vida Empieza En El Mar(oop)

Cover of La Era de Los Dinosaurios(oop)
Describes various kinds of dinosaurs, from the small Saltopus to the giant Brachiosaurus, and the world they lived in millions of years ago.

Cover of Los Primeros Anfibios(oop)
Focuses on the characteristics of prehistoric amphibians.

Cover of Los Mamiferos Dominan La Tierr(oop)
Focuses on the characteristics of early mammals.