rare breed稀有物种endangered species濒危物种extinct adj.灭绝 (die out, disappear动词)animal rights activist动物权益保护者natural reserve(giant panda大熊猫)自然保护区protect wild life保护野生动物disastrous灾难性的, devastation破坏have disastrous effect on…对……有灾难性的影响危害植物的环保英语词汇:...