for England.C. Why the Beatles were famous.D. The Beatles’ hometown.Day3Crows’ brains a little bit... learn that _____.A. the special liquid showed what part of their brains the crows usedB ……

has found that crows’ brains may sometimes be better than those of 6-year-old children.In a recent experiment, American scientist Corina Logan and her team caught six crows to test them. The crows ……

found that crows’ brains may sometimes be better than those of 6-year-old children. In a recent...-and-effect relationship.Using such brains, crows are making their lives easier. For example, some crows ……

The big bug5 bit (咬) the little beetle (甲壳虫), but the little beetle bit the big bug back. ……

One of these pictures is a little bit different from the others. Can you find it? ……

.“It’s just a story,” you may think. But new research has found that crows’ brains may sometimes... found that crows’ brains may sometimes be better than those of 6-year-old children.In a recent ……

Starfish have no brains. ……

at this one. It can open a jar1 with its legs.Octopuses have big brains. They are smart. They have eight... (《乌鸦喝水》)? A thirsty crow gets itself water in a clever way. The story may be true (真的). Crows ……

with a bit of a Chinese “accent”? (No more than 10 words... about crows are wrong.B. To introduce the idea that crows are smart.C. To explain why crows can ……

积木)! They are all gifts that Gabi Mann in Seattle, US, has received from the crows (乌鸦) she feeds in her garden. The 8-year-old has been friends with the crows since she was 4. Over the years, Gabi ……

Starfish don’t have brains or bones. ……

) and a horrible voice, crows are considered to be unlucky in China. But in the eyes of scientists... as a 5-year-old child. Not only can they use tools, crows are also able to create tools out ……

crows identify a dangerous face but they can also warn others of the danger.University of Washington scientists were interested in wild American crows (Corvus brachyrhynchos) on their campus ……

of evidence that we have continued to change over time. For example, our brains have become a little bit smaller over the last 30,000 years. Scientists say this is not because we are becoming more stupid ……

yourself to smile can actually make you feel happier, if only just a little bit.In the study, Coles... feel sadder.But why is this? According to NBC News, our brains are a sucker (容易上当的人) for emotions ……