News tagged with jawed vertebrates
New piece in the jigsaw puzzle of human origins
Other Sciences / Archaeology & Fossils
Jan 15, 2009 |
3.6 / 5 (5) |
2
In an article in today's Nature, Uppsala researcher Martin Brazeau describes the skull and jaws of a fish that lived about 410 million years ago. The study may give important clues to the origin of jawed vertebrates, and th ...
Search results for jawed vertebrates
Researchers find the root of the evolutionary emergence of vertebrates
Biology /
Feb 11, 2008 |
4.1 / 5 (14) |
0
Dartmouth College researchers and colleagues from the University of Bristol in the U.K. have traced the beginnings of complex life, i.e. vertebrates, to microRNA. The researchers argue that the evolution of microRNAs, which ...
Fresh fossil evidence of eye forerunner uncovered
Other Sciences / Archaeology & Fossils
Dec 12, 2007 |
4.1 / 5 (7) |
0
Ancient armoured fish fossils from Australia present some of the first definite fossil evidence of a forerunner to the human eye, a scientist from The Australian National University says.
Ancient Jawless Vertebrates Used Novel Immune Responses
Dec 22, 2005 |
4.2 / 5 (5) |
0
Researchers recently discovered that the sea lamprey, a modern representative of ancient jawless vertebrates, fights invading pathogens by generating up to 100 trillion unique receptors. These receptors, referred ...
I there but caught a glimpse... of a 410 million-year-old eye or two
Other Sciences / Archaeology & Fossils
Sep 06, 2006 |
4 / 5 (20) |
0
A University of Queensland researcher has uncovered the oldest known fossilised eye capsules from jawed fishes.
Naming evolution's winners and losers
Jul 29, 2009 |
3.4 / 5 (10) |
8
(PhysOrg.com) -- Mammals and many species of birds and fish are among evolution's "winners," while crocodiles, alligators and a reptile cousin of snakes known as the tuatara are among the losers, according ...
Swedish researcher finds missing piece of fossil puzzle
Other Sciences / Archaeology & Fossils
Jul 13, 2009 |
5 / 5 (1) |
2
The mode of reproduction seen in modern sharks is nearly 400 million years old. That is the conclusion drawn by Professor Per Erik Ahlberg, Uppsala University, from his discovery of a so-called "clasper" in a primitive fossil ...
Fossilised pregnant fish was one of the first animals to have sex
Biology /
Feb 25, 2009 |
4.9 / 5 (14) |
3
(PhysOrg.com) -- A pregnant fossil fish at the Natural History Museum in London has shed light on the possible origin of sex, according to a study published in Nature today by an international team includ ...
Fossil fish shows oldest live birth
Biology /
Feb 25, 2009 |
4 / 5 (5) |
0
(PhysOrg.com) -- A 380-million-year-old fossil fish that shows an unborn embryo and umbilical cord has been discovered, scientists report in the journal Nature.
Worm-like marine animal providing
Space & Earth / Earth Sciences
Jun 18, 2008 |
4.5 / 5 (6) |
0
[B]The marine invertebrate amphioxus offers baseline information for genetic roots of vertebrate innovation such as the adaptive immune system[/B] Research on the genome of a marine creature led by scientists at ...
Conserved gene expression reveals our 'inner fish'
Apr 16, 2009 |
not rated yet |
0
A study of gene expression in chickens, frogs, pufferfish, mice and people has revealed surprising similarities in several key tissues. Researchers writing in BioMed Central's open access Journal of Biology have shown that e ...
List of search results for jawed vertebrates
