Gliding quietly along the banks of a river, crocodiles are formidable members of the animal kingdom who don't give their prey much warning. Young readers get a glimpse at various crocodile species and habitats and learn about the hunting skills that make these creatures famous. Informative text and exciting pictures introduce kids to the incredible reptiles that have prowled our planet for millions of years.
These now-extinct cephalods were the predecessors of modern-day squid, octopus, and nautilus and survived for nearly 335 million years! Young readers will discover how these shelled creatures came in myriad shapes, sizes, and designs, and how they managed to outlast several mass extinctions until about 65 million years ago.
Gives readers an up-close look at the one-way trip salmon take in order to reproduce. Includes a concise overview of the species, a table of contents, questions to spark critical thinking, a selected bibliography, sources to guide further research, a phonetic glossary, an index, and an introduction to the author.
Explains how humpback whales live and grow; discusses their migration, its purpose, and its route; and lists threats humpback whales may face on their migration.