Outside and inside sharks

By Sandra Markle

Describes the inner and outer workings of sharks, including their diet, anatomy, and reproduction.

Measuring up

By Sandra Markle

Outside and inside bats

By Sandra Markle

Describes the inner and outer workings of bats, discussing their diet, anatomy, and reproduction.

Outside and inside kangaroos

By Sandra Markle

Describes the inner and outer workings of kangaroos, including their diet, anatomy, and life cycle.

Outside and inside alligators

By Sandra Markle

Describes the external and internal physical characteristics of alligators and how they find their food, mate, and raise their young.

Penguins

By Sandra Markle

Growing up wild

By Sandra Markle

Describes different kinds of bear cubs and the changes they go through in their appearance and behavior as they grow up and become successful adult bears.

Outside and Inside Snakes

By Sandra Markle

Outside and Inside Big Cats

By Sandra Markle

Focuses on big cats such as lions, tigers, jaguars, and cougars.

Outside And Inside Dinosaurs

By Sandra Markle

Describes the inner and outer workings of dinosaurs, discussing what has been learned about their anatomy, diet, and behavior from fossils.