検索キーワード： 動物学

In a hyena clan, females rule! They hunt, care for young, and protect the clan’s territory. Learn all about spotted hyenas and the important roles females play to ensure the clan’s survival.

You have eyelashes. Your dog has eyelashes. But fish don’t! Why? You have questions, and this book has the answers. Find out about fish, including their body parts and behavior.

Zip! Something darts through the air. It’s a dragonfly! Young listeners will get the fast facts on these speedy insects, including their body parts, habitats, and life cycles. Along the way, they also will uncover surprising and fascinating facts!

Spiders live everywhere! We even find them inside our homes. But how do they get way up on the ceiling? You have questions, and this book has the answers. Find out about spiders, including their body parts and behavior.

Have you ever heard of a bird that lays its eggs on the ground instead of in a nest? What about a bird that lays eggs in other birds' nests? Young listeners will learn all about killdeers, cuckoo birds, and other birds with unusual life cycles.

Birds have wings to fly somewhere warm in winter. But worms don’t have wings or even any legs. Where do they go? You will learn all about worms and how they survive when the weather turns cold.

Flitter and flutter! It’s a pretty butterfly! Young listeners will get the fast facts on these colorful insects, including butterfly body parts, habitats, life cycles, and why they are important to the environment.

You know Triceratops. Now meet Bisticeratops froeseorum! This horned dino lived more than seventy million years ago and was discovered in the deserts of Arizona. Its neck was protected by a large, colorful frill. Two long horns and rough, bumpy skin kept it safe from predators. Take a closer look . . . if you dare.

You know Brachiosaurus. Now meet Mbiresaurus raathi! This long-necked dino lived more than 230 million years ago in present-day Zimbabwe. It walked on two legs and ate both plants and animals. Its mouth was filled with sharp, sawlike teeth. Take a closer look . . . if you dare.

Who rules the mangrove forest, Bengal tigers or chital deer? In the Sundarbans Forest Reserve in South Asia, Bengal tigers are fierce hunters with strong muscles and sharp teeth. But chital deer can run fast, and they live in groups to protect one another. Discover both animals’ unique traits to find out if the predator or the prey would win in a fight.

Do you know how sea otters help kelp forests? Discover where sea otters live, how their actions make them ecosystem engineers, and more!

North American porcupines have sharp quills that can hurt their predators. Many animals wouldn’t try to get around these quills, but the clever Canada lynx, master of camouflage and hunting, knows a way! Which animal will win in a fight? Learn more about their features and find out who rules the North American forests.

Wild boars and Komodo dragons both live on Komodo Island in Indonesia. Komodo dragons are fierce predators with venomous saliva and large muscles. But wild boars can run fast and fight with their tusks. Which animal would win in a fight? Explore their traits and abilities to find out!

Elephants are powerful engineers that make many positive changes to their ecosystems. From trampling trees to digging watering holes and more, explore the lives and habits of these gentle giants.

Dive into the ocean where killer whales and penguins swim. Killer whales, called orcas, and king penguins both live in freezing Antarctica. Giant orcas hunt in groups and kill prey with their many teeth. King penguins are much smaller than orcas, but their speed and agility help them get away. Explore their traits and skills to find out which animal would win in a fight!

You know Tyrannosaurus rex. Now meet Meraxes gigas! This dangerous dino lived twenty million years before T. Rex and was discovered in the deserts of Argentina. Its head was huge and full of sharp teeth. Its strong legs and sharp claws were fearsome. Take a closer look . . . if you dare.

You know Ankylosaurus. Now meet Yuxisaurus kopchicki! This armored dino lived millions of years ago during the Jurassic Period in southern China. It was covered in spikes and bony plates that kept it safe from dangerous predators. Take a closer look . . . if you dare.

Honey bees play an important role in the environment. But what makes them ecosystem engineers? From how they pollinate plants to how their actions benefit other animals, learn all about these tiny but mighty insects.

Cheetahs and Thomson’s gazelles are two of the fastest creatures on the African savanna. What features make cheetahs so quick? What skills allow gazelles to escape from these quick predators? Find out if a gazelle has what it takes to outrun a cheetah, or if this big cat will have an easy meal!

Green anacondas and capybaras go head-to-head in South American swamps, marshes, and streams. Green anacondas, one of the world's largest snakes, sneak up on prey and then strike! But capybaras, which are the world's biggest rodents, are strong and skilled swimmers. Discover which animal comes out on top in this battle between predator and prey.