Fish is on the menu tonight. 6 Seafood Edible marine animals Oysters are a type of seafood. 5 Fish Fish are aquatic, craniate, gill-bearing animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish as well as various...
Either of two bony or cartilaginous structures that in most vertebrates form the framework of the mouth and hold the teeth. Chin The lower extremity of a person's face. The helmet strap secured tightly under his chin. 1 Jaw The mandible or maxilla or the part of the face covering these ...
Step-by-Step Text Solution:1. Classification: - Shark: Sharks are classified as fish. More specifically, they belong to the class Chondrichthyes, which includes cartilaginous fish. - <str
respectively, are Chondrichthyes and Osteichthyes. Together, these two make up nearly all of the fish species that are known to exist on Earth. There are 28,000 different species of bony and cartilaginous fish in total.
Sharks have a cartilaginous rather than a bony skeleton, which is made of a strong, flexible connective tissue called cartilage, which is also found in humans (in our ears and noses).Whilst it is not recommended that you touch either, if you did you would find that dolphin skin feels smoo...
Sawfish and Sawsharks are actually distantly related. The Sawshark is indeed a shark, while the Sawfish is a ray - still a cartilaginous fish, but not a shark. Nevertheless, they are both flattened, bottom dwelling fish with a big long snout that has teeth sticking out of the sides. Eww...
marine animalsandfreshwater animals.Some examples for aquatic invertebrates include jellyfish,corals, sea anemones, hydras, etc. These invertebrates are adapted to acquire dissolved oxygen directly from water. Aquatic vertebrates includebony fishes, cartilaginous fishes,whales,turtles,dolphins,sea lions, ...
which is quite toxic to cells and should be excreted from the body. Creatures likebony fishand many aquaticinvertebratesexcrete their nitrogenous waste directly as ammonia. However, inmammals, amphibiansandcartilaginous fish, ammonia is quickly converted into urea by their liver and excreted as urine...
Osteichthyes are a large class of fishes characterized by bony skeletons, including most fish species. 15 How do Chondrichthyes and Osteichthyes differ in skeletal structure? Chondrichthyes have cartilaginous skeletons, while Osteichthyes have bony skeletons. 15 What is the significance of gill structure ...
Fish Any of numerous cold-blooded aquatic vertebrates characteristically having fins, gills, and a streamlined body and including the bony fishes, such as catfishes and tunas, and the cartilaginous fishes, such as sharks and rays. Sharks Sharks play a crucial role in marine ecosystems. Sharks hel...