(PhysOrg.com) -- By using entire islands as experimental laboratories, two Dartmouth biologists have performed one of the largest manipulations of natural selection ever conducted in a wild animal population. Their results, ...
Plants & Animals
May 10, 2010
0
0
A newly discovered species of monitor lizard, a close relative of the Komodo dragon, was reported in the journal Zootaxa this week by a professor at UC Santa Barbara and a researcher from Finland.
Plants & Animals
Apr 26, 2010
1
0
(PhysOrg.com) -- Lions, tigers and bears top the ecological pyramid-the diagram of the food chain that every school child knows. They eat smaller animals, feeding on energy that flows up from the base where plants convert ...
Ecology
Apr 15, 2010
0
0
Lions, tigers and bears top the ecological pyramid -- the diagram of the food chain that every school child knows. They eat smaller animals, feeding on energy that flows up from the base where plants convert sunlight into ...
Plants & Animals
Apr 5, 2010
0
0
A new species of gecko has been discovered in the foothills of the Cardamom Mountains in Cambodia's southwest, scientists announced Wednesday.
Plants & Animals
Mar 24, 2010
0
0
Scientists have long puzzled over how iguanas, a group of lizards mostly found in the Americas, came to inhabit the isolated Pacific islands of Fiji and Tonga. For years, the leading explanation has been that progenitors ...
Plants & Animals
Jan 11, 2010
2
0
The world's largest living lizard species, the Komodo dragon (Varanus komodoensis), is vulnerable to extinction and yet little is known about its natural history. New research by a team of palaeontologists and archaeologists ...
Archaeology
Sep 30, 2009
2
0
How do you recognize a new species? A thorough study of the million-year evolution of California's horned lizards, sometimes referred to as "horny toads," shows that when it comes to distinguishing such recently diverged ...
Plants & Animals
Jul 21, 2009
0
0
Most lacertid lizards are content scurrying in and out of nooks and crannies in walls and between rocks. However, some have opted for an arboreal life style. Neon blue tailed tree lizards (Holaspis guentheri) leap from branch ...
Plants & Animals
Jul 17, 2009
0
0
Cartoon depictions of the first animals to emerge from the ocean and walk on land often show a simple fish with feet, venturing from water to land. But according to Jennifer Clack, a paleontologist at the University of Cambridge ...
Paleontology & Fossils
Jul 6, 2009
1
0
