Animals are found in every part of the world, from the warm rainforest to the freezing poles, and from high mountains to the deepest oceans. Mammals Animal Encyclopedia tells you all about the amazing world of animals. You can read about the many different places where animals live, and find out how animals survive in their surroundings. You can also learn how many animals are under threat and what we can do to help them. The best part is that you can read this encyclopedia using you Smartphone.
Mammals info:
Mammals evolved from reptiles about 196 million year ago. The first mammals were small, shrewlike creatures about an inch (2.5 cm) long. Today, they can be as small as field mice, the size of the thumbnail, or as large as blue whales, which can reach 110 feet (33.5 m) in length. Mammals live in many habitats - on land, underground, in the air, and in both fresh and salt water- and the group has adapted to these habitats in different ways. Mammals have hair, even those species that spend most to their lives under water. There are 6,495 species of mammal and they all have certain in common.
Mammals are vertebrates- the phylum of animals that have backbones. They are often the best known and most studied animals, in part because we humans are mammals. Mammals are warm-blooded, or endothermic, which means that they can control their internal body temperature. This allows them to remain active when their environment is very cold or hot. Except for echidnas and the platypus, mammals give birth to live young. They all have mammary glands that produce milk to nurse and nourish their young. Mammals have hair, even those species that spend most to their lives under water. There are 4,000 species of mammal and they all have certain in common.

Mammals Animal Encyclopedia is the perfect way of dinging out all about the exciting world of animals. Packed with fascinating information, interesting activities and brilliant pictures, it can be used as a reference for school projects of just for fun. Download this encyclopedia now and happy reading.
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