Which of the following facts supporting advanced toothed whale intelligence is correct?
A) Some wild dolphins have been reported to attack drowning humans.
B) Their brains are highly compartmentalized.
C) They can communicate with humans by using sound.
D) They have large brains relative to their body size.
E) They resist being trained to respond to human hand signals.
Question 2
Judge the following sentence according to the criteria given below: The hydrothermal vents in the deep ocean are called black smokers BECAUSE they release the same gasses as factory smokestacks.
A) The assertion and the reason are both correct, and the reason is valid.
B) The assertion and the reason are both correct, but the reason is invalid.
C) The assertion is correct, but the reason is incorrect.
D) The assertion is incorrect, but the reason is correct.
E) Both the assertion and the reason are incorrect.
A tail from a different individual - the tail of each humpback whale is visibly unique.
North Pacific right whale
Bowhead Whale
If the valve clearance (lash) is not correct, loosen the retaining nut and turn the valve adjusting ...
Animal Intelligence