Stingrays are cartilaginous fish (having cartilage instead of bones) that live in temperate and tropical marine and freshwater habitats throughout the world. They share this cartilaginous body structure with their close relatives the sharks. Although they lack the sharp teeth of sharks, stingrays have...
There are three superclasses into which fish are grouped: Bony fish (Osteichthyes), jawless fish (Agnatha), and cartilaginous fish (Chondrichthyes). Ray-finned fishes are of the class Actinopterygii, while lobe-finned fishes are of the class Sarcopterygii. Both are clades of bony fishes. Rega...
These types of scales are a characteristic feature of cartilaginous fish and are very common in this category. If you were to view a fish with placoid scales, you would be able to observe that they’re closely set together on the skin. This often gives the surface of these fish a sandpap...
A Dipnoi fish B Bony fish C Cartilaginous fishes D All of these Video SolutionText SolutionVerified by Experts The correct Answer is:C Show More | ShareSave Answer Step by step video, text & image solution for Which of the following types of fishes habe heterocercal tail? by Biology expert...
Traditionally, extant fish species are divided into three classes. These are Agnatha (jawless fish), Osteichthyes (boneless fish), and Chondrichthyes (cartilaginous). About 33,600 different species of fish are known. No other vertebrate group show such species diversity. However, a far more detail...
Sharks are cartilaginous fish, meaning they have skeletons made of cartilage instead of bone. Like bony fish, they use gills to access oxygen in the water. Many shark species cannot pump water over their gills for extended periods, so they must keep swimming to survive. Some, like nurse shar...
1978. Fibre types in locomotory mus- cles of the cartilaginous fish Chimaera monstrosa. J. Fish Biol. 12(3): 257-265. doi:10.1111/j.1095-8649.1978.tb04171.x.KRYVI, H. and TOTLAND, G. K. 1978. Fibre types in locomotory muscles of the cartilaginous fish Chimaera monstrosa. I. Fish ...
They have one of the most sensitive electroreceptors among all cartilaginous fishes that allows them to sense the heartbeat of even a motionless animal from close range. A study conducted in 2008 revealed that a great white shark, weighing around 3,324 kg, could exert18,216 newtonsof force ...
Hallucigenia The position of the Hallucigenia's head puzzled scientists for several years Hatzegopteryx Hatzegopteryx was one of the largest flying animals to have ever lived. Helicoprion Helicoprion was one of the largest cartilaginous fish of all time. Herrerasaurus Herrerasuarus was one of ...
Despite their huge size, whale sharks feed on some of the tiniest creatures in the ocean, including crustaceans and plankton. Basking Shark (Cetorhinus maximus) Corbis/VCG / Getty Images Basking sharksare the second-largest shark (and fish) species. They can grow to 40 feet long and weigh up...