extinction

As dead as a dodo

Paul Rice

Timesnatch

Robert Swindells

I am Dodo

Kae Nishimura

Dinosaurs

Will Osborne, Mary Pope Osborne

Dire Wolf (Prehistoric Animals)

Michael P. Goecke

Why did the dinosaurs become extinct?

Marian B. Jacobs

Lost Animals

David Orme

The Usborne Book of Dinosaurs

Great Extinctions of the Past (Scientific American)

Randi Mehling

Woolly mammoths

Ginger Wadsworth