News tagged with terrestrial vertebrates
Mangrove-dependent animals globally threatened
Jul 01, 2009 |
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More than 40 percent of a sample of amphibians, reptiles, mammals, and birds that are restricted to mangrove ecosystems are globally threatened with extinction, according to an assessment published in the July/August issue ...
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How does this grab you? Study identifies first ancestor with a 'grasping hand'
Other Sciences / Archaeology & Fossils
Jul 29, 2009 |
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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, ...
Reproductive plasticity revealed: Neotropical treefrog can choose to lay eggs in water or on land
Biology /
May 19, 2008 |
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When frogs reproduce, like all vertebrates, they either lay their eggs in water or on land – with one exception, according to new research by a team of Boston University scientists who discovered a treefrog (Dendropsophus ...
Ecologists put price tag on invasive species
Apr 20, 2009 |
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Invasive species can disrupt natural and human-made ecosystems, throwing food webs out of balance and damaging the services they provide to people. Now scientists have begun to put a price tag on this damage. In a study ...
Ancient fossils shed light on anatomical changes accompanying evolution of first land vertebrates
Other Sciences / Archaeology & Fossils
Jul 06, 2009 |
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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 ...
Ancient pygmy sea cow discovered
Other Sciences / Archaeology & Fossils
Dec 14, 2009 |
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(PhysOrg.com) -- The discovery of a Middle Eocene (48.6-37.2 million years ago) sea cow fossil by McGill University professor Karen Samonds has culminated in the naming of a new species. This primitive "dugong" ...
Fossils excavated from Bahamian blue hole may give clues of early life
Other Sciences / Archaeology & Fossils
Dec 03, 2007 |
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ong before tourists arrived in the Bahamas, ancient visitors took up residence in this archipelago off Florida’s coast and left remains offering stark evidence that the arrival of humans can permanently change -- and eliminate ...
Scientists launch effort to sequence the DNA of 10,000 vertebrates
Nov 04, 2009 |
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Scientists have an ambitious new strategy for untangling the evolutionary history of humans and their biological relatives: Create a genetic menagerie made of the DNA of more than 10,000 vertebrate species. The plan, proposed ...
Why are lions not as big as elephants?
Biology /
Jan 16, 2007 |
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Carnivores are some of the widest ranging terrestrial mammals for their size, and this affects their energy intake and needs. This difference is also played out in the different hunting strategies of small and large carnivores. ...
Partial lunar eclipse will take place on 31st December
Space & Earth / Space Exploration
Dec 03, 2009 |
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(PhysOrg.com) -- In a lunar eclipse, the Earth, Sun and Moon are almost exactly in line and the Moon is on the opposite side of the Earth from the Sun.
Natural-born divers and the molecular traces of evolution
Jun 29, 2009 |
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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 ...
List of search results for terrestrial vertebrates
