Rhinos(犀牛) are big and can be dangerous. They are also shy and seldom seen. Once there were hundreds of rhino species but today there are only five. One ancient rhino called Indricotherium was the largest land mammal that ever lived. It was 5m high at the shoulders and 8.5m long—...
And white rhinos are "near-threatened".So why are rhinos in trouble? Rhinos have lost their habitat to agriculture and development, which also makes their food and water sources scarce. Still, the single greatest threat to rhinos is poaching (偷猎). Their horns are in high demand. And ...
Explore what hippos eat, where hippos live, how long a hippo can hold their breath for, and if hippos are dangerous. Related to this Question Are hippos endangered? Why are hippos an endangered species? Are rhinos an endangered species? Are crocodiles an endangered species? Are hippos ...
Another idea is horn-trimming. Conservationists capture and sedate the rhinos before removing their horns safely and humanely. Doing so deters poachers from killing the rhinos, and rhinos regrow their horns every 2 to 3 years on average. Again, this has created a raucous. Some believe it is u...
At the end of last year, a northern white rhino that lived at the San Diego Zoo died, leaving only five other white rhinos alive [in the world]. Worse, only one of these living northern white rhinos is male, meaning that there is little chance that any more northern white rhinos wi...
Southern white rhinos(牛) mainly live in Africa.They are very large in size, about 4 metres long and1. 75 metres high. There are two horns () on the nose. The front horn is over half a metre long,other one is smalle Southern rhinos are not really white. They are grey in colour....
解析 C。中文解析:文中提到“Elephants are poached for their ivory tusks, and rhinos for their horns”,这表明大象和犀牛被偷猎是因为它们有珍贵的身体部位,A选项说它们危险不是被偷猎的原因,B选项体型大也不是偷猎原因,D选项食量多也不是文中提到的偷猎原因,所以选C。
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And the number of northern white rhinos continues to decrease. One of the rhinos at the conservancy died in October. Another died at a zoo in the US city of San Diego, California earlier this month. The San Diego zoo still has one northern white rhino left. The zoo in the Czech Republi...
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