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Tigers eat flesh of other animals in the forest. Generally tigers do not kill tigers. They like only the flesh of other animals. A tiger has to be very quick in catching other animals. But an old tiger or a wounded tiger can not run fast. At such tim
The parliament of South Africa may soon consider a law that would permit limited trade and export of rhinoceros horn for personal use. The government proposed the law earlier this year. It accepted comments about the measure for 30 days. That period
Researchers are trying to identify the reasons behind the poor population growth of some of Africas wild animals including the Grevy and Cape Mountain zebras. A major focus is the endangered black rhino. What weve done with the University of Manchest
Egg Cells 卵细胞 Do you know what an egg cell is? 你知道什么是卵细胞吗? An egg cell is necessary for reproduction. 卵细胞是繁殖的必要条件。 Animals have egg cells. 动物有卵细胞。 Then does every animal have egg cells
VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve Ember. On our program this week, we will tell about an animal that can reproduce without mating. We also will tell about a Swedish man who d
Why the Cross Put Chickens on a New Road探秘家禽的驯化之路 Why did the chicken cross the road? Well, thats a philosophical pickle. But if you want to know why chickens dont get cross at peoplewhy theyre content being kept in their coopsscien