
Sails and Spines
Spinosaurus had a giant skin-covered sail sticking out of its back. Some other spinosaurs had sails, too. Still others had bumps or ridges. …
Spinosaurus had a giant skin-covered sail sticking out of its back. Some other spinosaurs had sails, too. Still others had bumps or ridges. …
Spinosaurus hunts in rivers, looking for a feast. It takes a lot of food to fill up this giant beast! …
Most snakes leave their eggs as soon as they are laid. The biggest exception to this rule is a few species of pythons. …
A marine iguana sneezes salt out of its nose! …
This animal with the spiky back is not a monster. It is a marine iguana—the world’s only sea-going lizard. …
Hola! We’re now in Spanish! Each month, a new Ranger Rick Jr. article will be available in Spanish. This month, read about marine iguanas: “Conoce a las IGUANAS MARINAS.” …
Zoobooks Alligators & Crocodiles Activities …