Paddlefish Hold Clues to Limb Development
17578
U.S. scientists have found traces of limbs in the development of primitive ray-finned fishes.  That discovery contradicts the belief that tetrapods -- land-living vertebrates -- have been evolutionary innovations unique to that group.
453707
DALLAS _ In late May, Steven McBride of Yukon, Okla., caught a 114-pound paddlefish from northern Oklahoma's Arkansas River. The fish was in a stretch of river just below Kaw Lake.  When McBride hooked the fish, he thought it was a small one because it swam toward his boat.
192674
By Alex Breitler, The Record, Stockton, Calif.  May 31--THE DELTA -- Finding a finger-long fish in the West Coast's largest estuary sounds difficult.   But it's never been this hard.
81896
Researchers working off coastal Georgia have discovered what could be three new species of bottom-dwelling creatures known as sea squirts.
536540
LIMA, Peru  - A Peruvian baby dubbed the "Little  Mermaid" because of a rare birth defect in which her legs are  fused, is making good progress after initial surgery to prepare  her legs for separation, her doctor said on Monday.
212010
Marine biologists say they have obtained the first proof that sharks can spot changes in magnetic fields, boosting evidence that the fish have an internal compass to guide them as well as a phenomenal sense of smell.
621303
By Michael Casey  BANGKOK, Thailand  --  Scientists combing through undersea fauna off Indonesia's Papua province say they have discovered dozens of new species, including a shark that walks on its fins and a shrimp that looks like a praying mantis.
606941
The discovery of a nearly intact child's skeleton belonging to the earliest-known human ancestor suggests a creature that walked upright like a man but could swing through the trees like an ape.
609210
Nearly a half a billion years ago, tiny horseshoe crabs crept along the shorelines much like today's larger versions do, new fossil evidence suggests.
172386
It is lucky for Michael Phelps that he  is blessed with broad shoulders and an arm span like the wings  on a jumbo jet. Not only does it enable him to swim like a fish  but it also helps him to carry the burden of his own great  expectations.
656002
Scientists have long admired the gecko lizard for its gravity-defying feet. Now U.S. researchers have made a waterproof bandage inspired by the sticky surface of a gecko's paws.
33741
The human parathyroid gland, which regulates the level of calcium in the blood, probably evolved from the gills of fish, say researchers.
619384
Ancient fish could bite a shark in two  Sharks were not always the top predators in the ocean.
633010
By THE ASSOCIATED PRESS  BANGKOK, Thailand - Scientists combing through undersea fauna off Indonesia's Papua province say they have discovered dozens of new species, including a shark that walks on its fins and a shrimp that looks like a praying mantis.
418773
TUESDAY, Feb. 8 (HealthDay News) -- Research in fish is shedding new light on how human skin moles develop into the deadly skin cancer melanoma.
330181
A single gene lets a flatworm know if it should regrow a head or a tail, based on where the wound is.
645590
A puffer fish genome sequence sheds light on human biology, and tells a twisted evolutionary story. By Kristen Philipkoski.