Libro que trata sobre la genética y explica con claridad cómo funcionan los genes en las cuestiones de herencias y rasgos de personas y animales.
Interesante libro con fabulosas ilustraciones sobre estas especies de animales, sus hábitats, características y costumbres.
En el libro se explica cómo la ciencia ayuda a obtener mejores animales para diversos usos.
En este libro aprenderás la importancia de llevar especies extranjeras a lugares distintos a su ecosistema original y todos los efectos negativos que pueden causar al ambiente.
This title explains how humans and animals have skeletons to support the inner workings of their bodies, and how muscle attachments help us move. It also explains how an exoskeleton is a skeleton on the outside of a body, giving examples of insects such as ants. Endoskeletons are also explained. A special section called, "Explore Your World" outlines an experiment that allows readers to identify and examine first-hand this intriguing topic.
This title explains the enormous variety of life on Earth and how it is all interconnected. Goes into great detail about the biodiversity within biomes, the threats the plants and animals within these biomes face, and the possibilities of extinction. Very detailed information on this interesting topic for students.
This title introduces students to the world of agriscience with in depth information on how animal science affects our daily lives. Also gives a wide array of careers in this growing field, from biologists to geneticists, to zoologists.
Big cats, reptiles, and ocean killers are just a few of the predators discussed in this book. How they chase their prey and what weapons they use to hunt them down and kill them. This exciting book is filled with beautiful photos that will have students on the edge of their seats.
For millions of years, hippos and rhinos have roamed the Earth. This book discusses their habitats, what they like to eat, their enormous size, and concerns about the future of these animals due to land restrictions and human harm are all discussed in this wonderful title.
From vultures to crabs, every type of scavenger is discussed in this book. Facts about their habitat, diet, reproduction, and how they help the environment are all discussed in detail.
This book teaches students about what a marsupial is, their gestation period, how they raise their young, and whether they are carnivores, omnivores, or herbivores.
Fascinating facts and information about organisms that survive by sucking blood.
Photographs and text introduce animals that utilize camouflage, mimicry, and other curious techniques as defense mechanisms. These animals include skunks, porcupines, walking sticks, kingsnakes, and octopuses.
Provides information about the wide variety of features that animals have and why their features are important.
Engaging text describes animals who can move in amazing ways.
Photographs and simple text introduce various animals that depend on speed for survival, which include dolphins, cheetahs, ostriches, antelope, horses, and others
Engaging text describes animals that don't always do what the rest of their species does.
Introduces the Weimaraner, where it comes from, how big it can get, what its strengths are, and the care it requires.
Take an in depth look at animal life in this science encyclopedia.