Bibliografía (100 obras)
Where Did Dinosaurs Come From?
2009
Tigres (Zoobooks) (Spanish Edition)
2003
Dolphins & porpoises
Turtles (Zoobooks)
Owls (Zoobooks)
Elephants
2002
Hippos
2001
Polar Bears (Zoobooks Series)
The Camel Family
Zebras (Zoobooks Series)
Butterflies
Animal Babies
2000
Ostriches & other ratites
Nocturnal Animals
1999
Ostriches
Zebras
Night animals
1996
Insects 2
1994
Little cats
1991
Parrots
Gorillas
Animal champions
Dinosaurs (Prehistoric Zoobooks)
Animal wonders
Orangutans
Mammals - Part Two
Sea otters
Baby animals 2
Animals & plants
Flyers
Life begins
Life expands
Mammals
Birds of prey
1990
Rhinos
Seals, sea lions, & walruses
Baby animals
Insects
Mammals - Part One
Dinosaurs (Zoobooks)
1989
Wolves
Reptiles
Ducks, Geese, & Swans
Giant pandas
Penguins
Swimmers
Koalas
Out of the water
Alligators & crocodiles
Prehistoric Zoobooks
Camels
1988
Zoobooks - Polar Bears
1987
Wild horses
1985
Zoobooks
Giraffes
1984
Big cats
Endangered animals
The apes
Sharks
Eagles
Snakes
Bears
Whales
Birds Of Prey
Seals & Sea Lions
Alligators & Crocodiles
Giant Pandas
Turtles
Alligators and Crocodiles
Animal Champions Two
Animal Wonders
Apes
Baby Animals 2
Big Cats
Birds of Prey
Dinosaurs
Ducks, Geese & Swans
Endangered Animals
Little Cats
Las lechuzas
Animals of North America
