By Manuela Andreoni Counting the number of fish in the ocean may well be one of science’s toughest jobs. It also produces a crucial tool governments use to protect marine ecosystems that feed ...

To investigate this possibility, two dermatology researchers from the famed Karolinska Institute in Sweden studied a small shark called the spiny dogfish (Squalus acanthias) and other cartilaginous ...

A strange cartilaginous fish that was once thought to be a fantastical creature, only recorded in some ancient scrolls of art ...

The Fishery Resources Institute said that it would propose rules to protect white-spotted guitarfish after the International ...

Taiwan’s Fisheries Research Institute (FRI) is calling upon fishers to stop the catch and sale of wedgefish, which have been ...

The Devonian ancestors of fishes living today belonged to two main nonarmored groups. The cartilaginous fish, so-called because cartilage formed their skeletons, later gave rise to sharks and rays.

Sharks have been losing teeth for 400 million years. Here’s a guide to uncovering some of these plentiful fossils across the ...

In this work, first published in seven parts between 1902 and 1912, Arthur Smith Woodward (1864–1944) provides what remains the principal account of fossil fishes from these deposits. Woodward ...

But what did they evolve from, are they 'living fossils', and how did they survive five mass extinctions? Sharks belong to a group of creatures known as cartilaginous fishes, because most of their ...

Meegan, Daniel V. Aslin, Richard N. and Jacobs, Robert A. 2000. Motor timing learned without motor training. Nature Neuroscience, Vol. 3, Issue. 9, p. 860. Richter ...