It gets its name from the six sets of frilly gills that sit like a collar behind its head. It has 300 teeth and grows up to 1.8m (6ft.) 14. Great White: The Manchester United of sharks — people ...
That being the case, what was the expected total shark mortality in these simulations? (Answers will vary, but it's unlikely that many would die.) Simulation B: Gill Nets Explain to the students ...
basking sharks eat tiny organisms called zooplankton. Swimming with their three-foot-wide mouths agape allows them to take in water and filter out plankton using gill rakers, special organs that ...
Both sharks and rays have gills. Most have five but a few species of shark have six or even seven. On a shark the gills are found on both sides of the head, whereas in rays they are found on the ...
Scientists have calculated the water temperature at which tiger sharks are most active and abundant. They say the sharks, which are second only to great whites in attacking people, prefer a balmy 22C.
(Ram ventilators like hammerheads and great whites must swim to pass water over their gills.) So the answer is no, emphatically. There are even some sharks with spiracles, holes on the top of ...
Efferent branchial arteries and gill structures Remove tissue from roof of mouth to expose the efferent branchial arteries and the dorsal aorta. These vessels should all be injected with pink latex.