1六、阅读理解Like humans, animals communicate with each other. They do this in many different ways and fordifferent reasons. Of course, they don't speak a special language in the way humans do. They havetheir own special ways and reasons for communicating.One reason that animals communicate ...
However, like humans, whales also experience negative emotions. They may feel sadness and grief at the loss of a pod member, displaying it through mournful calls and decreased activity. Whales are social animals with strong family bonds, so the separation or loss of a family member can deeply...
Some shark species like the bull shark and oceanic whitetips can be aggressive. However, none of them are known to attack humans toeat them. It must be noted thatsharks are killedin the sea by other predators like killer whales. So...
Like humans, killer whales have colonized a range of different __33__ across the globe, occupying every ocean basin on the planet, with an empire that __34__ from pole to pole. As such, different populations of killer whales have had to learn different hunting techniques in order to gain...
than 200 years.The life span of bowhead whales averages 100-200 years old.Researchers find it fascinating to study these giant creatures, figuring out why these are the longest-living mammals on earth. Some are trying to discover what can be applied to humans to extend our species’ life ...
Do Whales Sleep? (单词翻译:单击) 鲸鱼是哺乳动物,因此在很多方面它们和人类很像。最重要的区别是鲸鱼和人类的生活环境不同。那么鲸鱼睡觉吗?鲸鱼是如何睡觉的的呢? Whales are mammals, so in many ways, they are just like human beings. The most important difference is that humans and whales live in...
Whales have no sense of smell or taste and they have poor eyesight. However, they do have very well-developed sense of touch and hearing. They can-hear many low-pitched and high-pitched sounds that humans cannot hear. Whales can tell from which direction a sound is coming underwater. Whal...
12 strange reasons humans haven't found alien life yetScientists have been searching for evidence of extraterrestrial life for decades. So, where are all the aliens? Here are 12 intriguing theories ...Livescience Watch huge fireball blaze over Lake Erie in stunning videosA fiery meteor shot acr...
There’s nothing light or cheerfulabout this next photo of saws that customers pick up to cut their own tree, but I still rather like it. Jim got the lights on the treewhen we brought it home (for which he gets lots of points, my least favorite part), and I got to add the orname...
Do walruses eat humans? Polar bears are generally more dangerous on land, while walruses are more dangerous in the water. Unlike walruses, polar bearshave been known to hunt humans as prey. That is why we take polar bear safety so seriously. Walruses have been known to attack humans too...