4. Sperm whales are named after the spermaceti – a waxy substance that was used in oil lamps and candles – found on their heads. 5. Sperm whales are known for their large heads that account for one-third of their body length.What...
Why are sperm whales called sperm whales? Why is the Prime Meridian called the Greenwich Meridian? Why is the patella important? Why is the superposition method known by that name? Why are vitamins known as a micronutrient? Why do plates sometimes sink into the mantle?
T he research also incl ude d sperm whales, the biggest whales with te eth; they can grow to about 60 feet in length.T oothe d whales hunt their prey(物) one at a time, secking them out in the dark depths with a sonar-like detection. But as their body size increases, their ...
D.Blue whales hunt for food more efficiently.(蓝鲸捕食食物更有效率)正确。故选D. (4)C.词句猜测题。根据原文倒数第二段"Blue whales grow bigger because they feed in a much different and more efficient way,the researchers reported.They open their mouths wide to take in an enormous volume of ...
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The research also included sperm whales, the biggest whales with teeth; they cangrow to about 60 feet in length.Toothed whales hunt ther prey(猎物) one at a time, seeking them out in the dark depths witha sonar-like detection. But as their body size increases, their hunting style becomes...
Baleen whales– whales that feed by filtering food from the water with comb-like structures called baleen plates – have two blowholes, positioned side by side (just like nostrils). The sperm whale is a toothed whale. Click on the photo to find out more about this species. ...
Whitehead, H., Antunes, R., Gero, S., Wong, S.N.P., Engelhaupt, D., Rendell, L.: Multilevel societies of female sperm whales (Physeter macrocephalus) in the Atlantic and Pacific: why are they so different? Int. J. Primatol. 33, 1142-1164 (2012)...
So while whales have that 17-pound brain, they use most of that giant noggin telling their bodies to move through the water [source: Wanjek]. Does that mean we need to start injecting beta-catenin to make it through high school calculus? Not if the mice are any example. Some of the ...
Māoriwhakapapa[genealogy] describes how the kauri and tohorā (sperm whale) are brothers, but they were separated when the tohorā chose the ocean over the forest. In this research area we looked at how this connection could possibly help save the kauri from kauri dieback disease. ...