单词:occasional parasitism
单词:occasional parasitism 相关文章
DIALOGUE 76 1--How many hours a week are you working at the moment? 2--Erm--well I'm working Monday to Friday... plus... 1---Is it...are you working more at the moment? 2--Yes, I'm doing three, well I
And in doing so, we were breeding them for parasitism. 为了做到这点,人类用喂养的方式来让它们寄生于我们。 We were giving them all sorts of reasons to adapt new ways. 我们给了动物们适应新环境的各种理由。 So,
He was in the first third grade class I taught at Saint Mary's School in Morris, Minn. All 34 of my students were dear to me, but Mark Eklund was one in a million1). Very neat in appearance, he had that happy-to-be-alive2) attitude that made even his
How Eggs Get Their Color 鸟蛋颜色的形成 Depending on the species, bird eggs can be any color rang ing from chickens plain white to a robins blue, streaked , spotted, bright, pale, and anything in between. We take a look at some of the reasons