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Le site web sera indisponible le 24 avril à 22h HAE pour 15 minutes en raison de travail d'entretien prévu.
Articles 1 à 20 sur 88
Par Jean Le Loeuff, Christel Souillat. 1997
Repérer un terrain fossilifère ? Distinguer du premier coup d'œil un théropode d'un marginocéphale ? Facile... Os, œufs, becs, cornes…
et petits bobos, vous n'ignorerez presque plus rien des mastodontes de l'ère secondaire. Pour les lecteurs d’école secondaire. 1997.Par Shelley Tanaka, Philip J Currie, Mark Norell, Paul C Sereno. 1998
Describes paleontologists' discovery of dinosaur fossils at major sites in Mongolia, Canada, and Argentina. Presents information on the Oviraptor, Centrosaurus,…
and Herrerasaurus, among others. Discusses scientific evidence linking birds and carnivorous dinosaurs. Grades 4-7. 1998.Par Christopher Sloan. 2000
Discusses the theory that birds are modern evolutionary descendants of dinosaurs, comparing their skeletons and bone structure. Describes the 1996…
discovery in China of theropod fossils showing feathers. Explains the functions of various feathers and possible evolution of arms to wings. For grades 4-7. 2000.Par Monique Keiran. 1999
Some 75 million years ago, one dinosaur ended its life. The dinosaur was an Albertosaurus -- distant cousin to the…
ferocious, meat-eating predator Tyrannosaurus Rex. But its death was also a beginning -- the start of its transformation into a fossil, which lay undiscovered for millennia until the forces of erosion brought the young dinosaur, once again, to light. Grades 4-7. 1999.Par Martin Jenkins. 2019
Par Rebecca E. Hirsch. 2017
Describes the causes of the last five mass-extinction events and maintains that human activity is causing the sixth. Explores the…
pros and cons of using technology to resurrect extinct plants and discusses the new science that makes it possible. For grades 6-9 and older readers. 2017Par Catherine Thimmesh. 2013
Par Cheryl Bardoe. 2010
Discusses what scientists have learned from the 2007 discovery in Siberia of a frozen baby woolly mammoth given the name…
Lyuba. Explains how research on fossil tusks, teeth, and droppings reveals differences between mammoths, mastodons, and modern elephants. For grades 4-7. 2010Par Caroline Arnold, Laurie A. Caple. 2009
Discusses fossil evidence and scientific discoveries in Alaska, Canada, Siberia, Antarctica, Australia, New Zealand, and Patagonia showing that dinosaurs lived…
not just in warm, tropical places but also in the cold and seasonally dark environments of the polar circles. For grades 3-6. 2009Par Elizabeth Cody Kimmel, Thomas J. Csordas. 2009
Follows the early years of Lhamo Thondup (born 1935), who was recognized as the fourteenth Dalai Lama at age two.…
Discusses his transition from simple mountain boy to spiritual leader of Tibetan Buddhism. Explains the politics and events that led to his exile. For grades 4-7. 2008Par Christopher Sloan. 2008
Discusses the unusual features--giant beak, musical head, or wide muzzle--of eleven different dinosaurs and provides scientists' interpretations of the uses…
of these characteristics. Covers the 2006 discovery of a spiky skull that looked so nasty it was named Dracorex hogwartsia, meaning dragon king of Hogwarts. For grades K-3. 2008Par Margaret Hynes. 2006
Explains basic facts about rocks above and below the Earth's surface and their usefulness as fuel, building material, and precious…
jewels. Discusses fossil remains from sea creatures, plants, insects, and dinosaurs and examines the clues they provide to the prehistoric past. For grades 4-7. 2006Par Christopher Sloan. 2005
Discusses the discovery in eastern China of the fossils of dinosaurs with feathers and wings. Focuses on the scientific investigations…
that led to the hypothesis that birds are descendants of ancient dinosaurs. Covers the evolution of feathers, flight, and birds. For grades 5-8. 2005Par Franz Metcalf. 2003
Provides information on Buddha and his teachings, applying Buddhist philosophy to issues facing teenagers, such as family relations, school, body…
changes, sexual attraction, friendship, and personal ethics--without preaching religious conversion. Includes introductions to meditation and further study. Some descriptions of sex. For junior and senior high readers. 2003Par Christopher Sloan. 2002
Describes the discovery of 110 million-year-old SuperCroc fossils in the sub-saharan desert of Niger. Discusses the lifestyles, habitats, and conservation…
of modern crocodiles as well as their ancestors. For grades 5-8. 2002Par Janet Buell. 1998
Describes the excavation of a 2,500 year-old burial mound in southern Siberia where horses' corpses and the undisturbed tomb of…
a Pazyryk woman were discovered. From these and similar remains, Russian archaeologists are learning about the culture of the horse-loving Pazyryk people. For grades 6-9. 1998Par Thom Holmes, Laurie Holmes, Michael William Skrepnick. 2001
Discusses general features of these two dinosaur groups, their similarities, and differences. The sauropods were the longest, tallest, and heaviest…
land animals ever to walk the Earth. Describes a blooper that misled scientists for over a century and the discovery of fossil dinosaur eggs in Argentina. For grades 5-8. 2001Par Thom Holmes, Laurie Holmes, Michael William Skrepnick. 2002
Discusses what is known about these plant-eating dinosaurs who relied on heavily armored bodies, tail clubs and spikes, or rock-hard…
skulls to discourage opposition. Among other topics, it covers their evolution, geographic range, feeding habits, and special adaptations. For grades 5-8. 2002Par Thom Holmes, Laurie Holmes, Michael William Skrepnick. 2001
Par Thom Holmes, Laurie Holmes, Michael William Skrepnick. 2001
Discusses the characteristics of this "beast foot" group that spanned the entire age of dinosaurs--one hundred sixty million years. Describes…
what they looked like, how they hunted and devoured their prey, and how they evolved. For grades 5-8. 2001