Trevor Day
Pets Parents Hate!: Animal Life Cycles
DK Guide to the Savage Earth
Oceans (Biomes of the Earth)
Taiga (Biomes of the Earth)
Oceans (Ecosystem)
Lakes and Rivers
Taiga
Popular Science Datafiles: Ocean
Oceans (Ecosystem)
Teach Yourself Guide to Sex
Life in the Crusher: Mysteries of the Deep Oceans
Oceans and Beaches
Genetics: Investigating the Function of Genes and the Science of Heredity
Dk Guide to Savage Earth