(PhysOrg.com) -- History has shown that many invertebrates are able to regenerate lost limbs. Rare however, are animals with backbones that are able to do so, and when they do exist, they are usually amphibians or a few species ...
(PhysOrg.com) -- Whale researchers have known for some time that humpback whales are able to perform feats of underwater acrobatics that belie their huge size and that some of that ability is partly due to the bumps they ...
A study into the muscle development of several different fish has given insights into the genetic leap that set the scene for the evolution of hind legs in terrestrial animals. This innovation gave rise to the tetrapods—four-legged ...
Plants & Animals
Oct 4, 2011
0
0
An international team of scientists, led by the Institute for Ocean Conservation Science at Stony Brook University, has used DNA to determine that groups of dusky sharks (Carcharhinus obscurus) and copper sharks (Carcharhinus ...
Plants & Animals
Apr 27, 2011
0
0
There are fish tales and then there are fish tails. And a report from Harvard researchers in the current issue of the journal Biology Letters seems to demonstrate that previous theories about how bony fish move through the ...
Plants & Animals
Apr 22, 2011
0
0
When a hungry harbour seal sets off in pursuit of a fish diner, the animal has a secret weapon in its tracking arsenal: its whiskers. Detecting hydrodynamic trails in water with their sensitive whiskers, seals easily track ...
Plants & Animals
Jun 11, 2010
0
0
(PhysOrg.com) -- Name all the venomous animals you can think of and you probably come up with snakes, spiders, bees, wasps and perhaps poisonous frogs. But catfish?
Plants & Animals
Dec 10, 2009
2
0
In contrast to the exhaustive research into venom produced by snakes and spiders, venomous fish have been neglected and remain something of a mystery. Now, a study of 158 catfish species, published in the open access journal ...
Evolution
Dec 4, 2009
0
0
(PhysOrg.com) -- A study conducted at UQ's Moreton Bay Research Station has found, when it comes to crayfish, size really does matter.
Plants & Animals
Mar 25, 2009
0
0
Researchers from Shanghai Ocean University and Yunnan Agricultural University have identified two new species of hillstream suck-loach, Beaufortia granulopinna and Beaufortia viridis, from the upper Pearl River system in ...
Ecology
Jul 22, 2024
0
0
