Sharks eat fish because fish are lower on the food chain than them. We eat cows, pigs, etc. because of the same reasoning -- and that they provide adequate nutrition based on their diet compared to ours
The holozoic mode of nutrition is just the taking in of complex organic matter by animals. Hence, organisms undergoing this mode of feeding include humans, birds, whales, sharks, lions, elephants etc.
megalodon sharks, great white sharks, frilled sharks, thresher sharks, tiger sharks, sand tiger sharks, lemon sharks, bull sharks, whale sharks, basking sharks, lepord sharks,black tip sharks. there is 12.
Nurse Sharks, Lemon sharks and Hammerhead Sharks
Tina Anton has written: 'Sharks, Sharks, Sharks' -- subject(s): Juvenile literature, Sharks 'Sharks, Sharks, Sharks (Real Reading)'
heterotrophic nutrition
There are three species of sharks known to eat starfish. These sharks are the Nurse sharks, Horn sharks and Port Jackson sharks.
heterotrophic nutrition is the nutrition is the nutrition obtained by digesting organic compounds
dinutrition
Mako sharks, thresher sharks and Great white sharks
no! orcas are larger than most sharks some sharks are bigger like great white sharks,basking sharks,whale sharks and megamouth sharks
There are around 440 different species of sharks in the world (great white sharks, carpet sharks, hammerheads, whale sharks, tiger sharks, blue sharks, mako sharks, lemon sharks, angel sharks, thresher sharks, megamouth sharks, zebra sharks, nurse sharks, basking sharks, and bull sharks, just to name a few). And they all grow to different sizes. So, unless you specify what kind of shark(s) you're talking about, this question is far too general to be answered. See the Related Link below for the Wikipedia entry for sharks.