What are adaptive features of sharks?
Adaptations. Shark bodies have a torpedo shape to reduce drag in the water. White sharks have stiffer tail fins and more symmetrical bodies than other sharks, which enable them to move more efficiently through the water.
What does a hammerhead shark need to survive?
Diet. Hammerhead sharks eat a large range of prey such as fish (including other sharks), squid, octopus, and crustaceans. Stingrays are a particular favorite. These sharks are often found swimming along the bottom of the ocean, stalking their prey.
What is the behavior of a hammerhead shark?
Hammerheads are aggressive hunters, feeding on smaller fish, octopuses, squid, and crustaceans. They do not actively seek out human prey, but are very defensive and will attack when provoked.
How does a hammerhead shark survive in its environment?
Hammerhead Sharks love tropical, warm waters from all over the world. They mostly stay along continental shelves and coastlines, but on occasion they are found in the deep ocean cruising near the surface.
Are bull sharks bronze whalers?
Whaler Shark including bull shark, spinner shark, dusky, blacktip, and bronze whalers (Carcharhinus spp) These sharks are grey to dusky bronze dorsally that fades to lighter ventrally. Fins of this species often have dusky or dark markings on their tips.
Why are nurse sharks not dangerous?
Nurse sharks are slow-moving bottom-dwellers and are, for the most part, harmless to humans. However, they can be huge—up to 14 feet—and have very strong jaws filled with thousands of tiny, serrated teeth, and will bite defensively if stepped on or bothered by divers who assume they’re docile.
What is the life cycle of a GREY nurse shark?
They can live about forty years in the wild but tend to only live approximately fifteen years in captivity. The limits to their litter size, breeding frequency, time to maturity, and life span have contributed to their dwindling populations. Baby grey nurse sharks are already pretty deadly and clearly carnivorous.