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Rays of the World
Language: en
Pages: 801
Authors: Peter Last
Categories: Science
Type: BOOK - Published: 2016-12 - Publisher: CSIRO PUBLISHING

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Rays are among the largest fishes and evolved from shark-like ancestors nearly 200 million years ago. They share with sharks many life history traits: all speci
Guide to the Manta and Devil Rays of the World
Language: en
Pages: 145
Authors: Guy Stevens
Categories: Nature
Type: BOOK - Published: 2019-12-31 - Publisher: Princeton University Press

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Manta and devil rays are some of the most intriguing creatures in the ocean. Driven forward by powerful beats of wing-like pectoral fins, these filter feeders s
Rays of Hope
Language: en
Pages: 244
Authors: Denis Hayes
Categories: Nature
Type: BOOK - Published: 1977 - Publisher: W. W. Norton & Company

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Sharks and Rays of the World
Language: en
Pages: 132
Authors: Doug Perrine
Categories: Nature
Type: BOOK - Published: 2003-05-01 - Publisher: Voyageur Press (MN)

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Examines the natural history and evolution of various species of sharks and rays, members of the same subclass, describing their physical characteristics, feedi
Cosmic Rays at Earth
Language: en
Pages: 1117
Authors: P.K.F. Grieder
Categories: Science
Type: BOOK - Published: 2001-07-27 - Publisher: Elsevier

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In 1912 Victor Franz Hess made the revolutionary discovery that ionizing radiation is incident upon the Earth from outer space. He showed with ground-based and