Male Asian elephants have smaller tusks,and the females often do not have tusks at all. 相关内容 aelectrical conductivity 电导率[translate] aGold Harbour, Hekang city building façade, Luyuan 正在翻译,请等待...[translate] adeselection deselection[translate] ...
1. Elephants are very clever animals. ( )2. Elephants often in some countries.3. Why do people kill wild elephants?4. 5. 答案答案: 1.T;2.carry heavy things for people;3.Because people want their tusks.;4.There are two kinds of elephants in the world: African and ...
Elephants do have strong long-term memories, probably because they've evolved large memory-related brain regionsmemory-related brain regions. In the brain—this goes for the human brain as well—the temporal lobe holds important structures for making and storing memories, and this region is well-...
Elephants do have strong long-term memories, probably because they've evolved large memory-related brain regionsmemory-related brain regions. In the brain—this goes for the human brain as well—the temporal lobe holds important structures for making and storing memories, and this region is well-...
Do you know the differences between African and Asian elephants?African elephants have larger ears,and both male and female African elephants have tusks(象牙)while only male Asian elephants have tusks. African elephants have very useful trunks!Since they live where it’s always really hot,they get...
From the passage, we can know that the elephants can use their tusks toA. play with othersB. dig for food and waterC. hunt for small animalsD. help clean the skins3. What do the last two sentences in the last paragraph mean?A. Some animals are becoming fewer so humans should try ...
it cracks. That skin is hyper-keratinized (that is, rich in the protein keratin, which helps make nails, hair, and horns tough), and it grows increasingly thicker because the new skin cells form faster than they shed at the surface. In fact, the tough skin doesn’t really shed at ...
The buffaloes have sharp horns and like to live in large groups. D. The leopard is good at climhing. running as well as jumping ) 5. The leopard and the rhino both according to the passage. A. run very fast B. see well during the day C. dislike sharing food with others D. get ...
Five )2. From the passage, we can know that the elephants can use their tusks to C. hunt for small animals ean )3. What do the last two sentences in the last patrugruph A. Some animals are becoming fewer so humans should rest to protect thennt ry important to ki some nd powerful...
There are as many as 18 theories for the possible functions of the stripes of zebras, one of which is to cool the animal. We performed field experiments and thermographic measurements to investigate whether thermoregulation might work for zebra-striped b