News tagged with small mammals
Mini Dinosaurs Prowled North America (w/Video)
Other Sciences / Archaeology & Fossils
Mar 16, 2009 |
4.6 / 5 (15) |
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Massive predators like Albertosaurus and Tyrannosaurus rex may have been at the top of the food chain, but they were not the only meat-eating dinosaurs to roam North America, according to Canadian researchers w ...
Warming in Yosemite National Park sends small mammals packing to higher, cooler elevations
Oct 09, 2008 |
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Global warming is causing major shifts in the range of small mammals in Yosemite National Park, one of the nation's treasures that was set aside as a public trust 144 years ago, according to a new study by University of California, ...
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Small mammals have a 'Celtic fringe' too
Sep 30, 2009 |
4.6 / 5 (9) |
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The origin of the 'Celtic fringe' of genetically and culturally distinctive people in the northern and western British Isles is the source of fierce academic controversy.
Researchers Look to Better Understand Extinction Processes of Mammals
Jun 16, 2009 |
5 / 5 (1) |
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As the human population continues to grow and resource demands soar, biodiversity conservation has never been more critical said University of New Mexico Biology Department postdoctoral researchers Ana Davidson and Marcus ...
Climate caused biodiversity booms and busts in ancient plants and mammals
Space & Earth / Earth Sciences
Aug 05, 2009 |
4.5 / 5 (6) |
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(PhysOrg.com) -- A period of global warming from 53 million to 47 million years ago strongly influenced plants and animals, spurring a biodiversity boom in western North America, researchers from three research museums report ...
Spread of Western Juniper Seeds Studied
Nov 05, 2009 |
2.5 / 5 (2) |
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(PhysOrg.com) -- Aromatic, evergreen foliage and plump, dusty-blue to nearly purple berries make western juniper appealing, whether it's a small shrub or a lofty tree. The trouble is, during the past 100 years ...
Ancient mammal tracks found at national monument
Other Sciences / Archaeology & Fossils
Jul 24, 2009 |
5 / 5 (4) |
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(AP) -- Hundreds of tiny footprints left by mammals some 190 million years ago have been found on a canyon wall in a remote part of Dinosaur National Monument, park officials said Thursday.
Natural-born divers and the molecular traces of evolution
Jun 29, 2009 |
5 / 5 (3) |
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An aquatic lifestyle imposes serious demands for the organism, and this is true even for the tiniest molecules that form our body. When the ancestors of present marine mammals initiated their return to the oceans, their ...
How does this grab you? Study identifies first ancestor with a 'grasping hand'
Other Sciences / Archaeology & Fossils
Jul 29, 2009 |
4.3 / 5 (3) |
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In the Late Paleozoic (260 million years ago), long before dinosaurs dominated the Earth, ancient precursors to mammals took to the trees to feed on leaves and live high above predators that prowled the land, ...
Ancient mammals shifted diets as climate changed
Other Sciences / Archaeology & Fossils
Jun 03, 2009 |
4 / 5 (3) |
2
A new University of Florida study shows mammals change their dietary niches based on climate-driven environmental changes, contradicting a common assumption that species maintain their niches despite global ...
Fossilized dung balls reveal secret ecology of lost world
Other Sciences / Archaeology & Fossils
Jul 15, 2009 |
4.2 / 5 (6) |
0
A new study of 30 million year old fossil 'mega-dung' from extinct giant South American mammals reveals evidence of complex ecological interactions and theft of dung-beetles' food stores by other animals.
Humans, Other Mammals Similarly Voice Frustrations
Nov 05, 2009 |
3 / 5 (2) |
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Pet owners and scientists who spend a lot of time in the wild say that they can tell when an animal is upset by the sound of its voice. Now new analyses of animal calls may offer an explanation; humans seem ...
List of search results for small mammals
