Category: speciation
But then how separate are these bear species, really?
| July 24, 2012 | Posted by News under Intelligent Design, News, speciation |
“… while polar bears evolved into a distinct species as many as 4-5 million years ago, the animals may have interbred with brown bears until much more recently.” (Like today.) more
Newly identified bee likes … human sweat
| May 1, 2012 | Posted by News under Intelligent Design, News, speciation |
Seriously, there are 250 native species of bee found in New York City, though the sweat bee is surely one of the few that is there “just for the people, they’re the salt of the Earth. ” more
Speciation: For head and body lice, it never really happened – as was once believed
| April 16, 2012 | Posted by News under Intelligent Design, News, speciation |
… speciation can actually be quite difficult, and may never really finally happen … more
Ring species do not demonstrate textbook Darwinism after all?
| April 8, 2012 | Posted by News under Darwinism, News, speciation |
“Our results show that the ring-species model does not adequately describe the evolution of the herring gull group.” more
Bizarre new shark species spotted …
| April 1, 2012 | Posted by News under News, speciation |
“The photophore contains a unique lens structure that focuses the light it produces. So strongly focused is the light, in fact, that it can be used in prey capture by the shark” more
Life forms that remain unclassified
| January 7, 2012 | Posted by News under News, Origin Of Life, speciation |
“the Doushantuo rock formation contains billions of microfossils, many of which have no traits that are diagnostic of any living group and contain features that are not of biological origin” more
Speciation: Unprecedented number of hybrid sharks
| January 5, 2012 | Posted by News under News, speciation |
“”Wild hybrids are usually hard to find, so detecting hybrids and their offspring is extraordinary.” more
That carnivorous plant guy (in Germany) speaks out about dumb speciation theories
| December 8, 2011 | Posted by News under Intelligent Design, News, speciation |
“The original species had a greater genetic potential to adapt to all possible environments. ” more
New butterfly species – that look just like other species – identified by DNA
| November 25, 2011 | Posted by News under Intelligent Design, News, speciation |
Incidentally, some butterfly caterpillars can look completely different during different instars (moltings of skin, revealing the “new look” underneath). more
Speciation in bats: Answering questions without really asking them
| November 24, 2011 | Posted by News under News, speciation |
For this finding to count as an actual explanation, the researchers must first establish that any life form can speciate limitlessly, offered the opportunity. more
Why does one little species of poison dart frogs feature ten different patterns?
| November 18, 2011 | Posted by News under Intelligent Design, News, speciation |
Genetic drift is the suggested answer, but it doesn’t explain how the information came to exist. more
Speciation: Epigenetically inherited centromeres may help form new species?
| November 10, 2011 | Posted by News under Epigenetics, Intelligent Design, News, speciation |
“Despite being up to several million DNA building blocks in size, centromeres can “jump” to other positions without causing the DNA to move.” more
What the textbooks know that ain’t so: No consistent relationship between biodiversity and productivity
| September 26, 2011 | Posted by News under News, speciation |
“No consistent relationship” means that Darwinism may be the wrong lens. more
Speciation: The triumph of hope over evidence
| September 21, 2011 | Posted by News under Darwinism, Intelligent Design, speciation |
“But throughout 150 years of the science of bacteriology, there is no evidence that one species of bacteria has changed into another … ” more
New species of mountain butterfly appears to be successful hybrid
| September 15, 2011 | Posted by News under News, speciation |
Hybridization seems to a limited but durable method of producing a new species under favorable conditions. more
Nile crocodiles swam to Caribbean?
| September 14, 2011 | Posted by News under Evolution, News, speciation |
In “Nile crocodile is two species” (Nature, September 14, 2011), Ed Yong reports, he iconic Nile crocodile actually comprises two different species — and they are only distantly related. The large east African Nile crocodile (Crocodylus niloticus) is in fact more closely related to four species of Caribbean crocodile than to its small west African… more
Przewalski’s horse species older than thought?
| September 8, 2011 | Posted by News under Genetics, News, speciation |
It’s not clear to what extent Przewalski’s horse really is a separate species. But if people thought so, they were more likely to take action to preserve it, and we can be glad for that. more
Can size difference generate new species?
| September 3, 2011 | Posted by News under Intelligent Design, News, speciation |
What size difference can do is keep speciation from reversing itself. more
New count method puts species totals much higher – but Brit toff says something stupid about it
| August 24, 2011 | Posted by News under Evolution, News, speciation |
But we bet that the toff rehearsed his signature line all morning. A better Britain needs smarter toffs. more
Speciation: More new species discovered – really?
| July 10, 2011 | Posted by News under Intelligent Design, speciation |
At Eurekalert ( 7-Jul-2011), we learn: Jewel beetles, obtained from local people, turn out to be 4 species unknown to science A team of researchers from the Czech University of Life Sciences discovered four new species of jewel beetles (Buprestidae) from South-eastern Asia. This family of beetles is named for their particularly beautiful body and… more