Q: Which of these birds is the world’s smallest bird?A. Sparrow (麻雀).B. Hummingbird (蜂鸟).C. Swallow (燕子).（答案见本期8版） ……

fact – the hummingbird is the world’s smallest dinosaur (恐龙). “Birds are just one...Hummingbirds are the smallest birds in nature. TUCHONGHummingbirds are the smallest birds in nature ……

is the world’s smallest dinosaur (恐龙). “Birds are just one lineage (家族) of dinosaurs...Hummingbirds are the smallest birds in nature. TUCHONGHummingbirds are the smallest birds in nature ……

around the world. What an exciting flight!Have a goChristian Moullec f______ w_____ b_____ in 1995...我伴鸟儿高飞！What is it like to fly with birds? Christian Moullec says it is really great! He is 58 years ……

This is the smallest cinema in the world. It has 63 seats. It's in Italy (意大利). ……

Teacher: What is the smallest bridge in the world?Student: The bridge of a nose. ……

大世界 小动物
are the smallest birds in the world. Our bodies are as small as bees. Most of us live in Cuba (古巴). When we... 吉娃娃Hi, we are the smallest dogs in the world. We are popular (受欢迎的) pets.Fun facts about Chihuahua ……

Smallest flying robot会飞的机器昆虫This is RoboBee. It is not a bee. It is the smallest flying robot in the world. It’s as big as a 1-jiao coin5. ……

dinosaurs. The smallest dinosaur yet discovered was the size of a chicken!They only lived on landTHERE were... in the seas or flew (before birds)! There were some flying and swimming animals then but they were ……

the hummingbird is that it is the world’s smallest dinosaur. “Birds are just one lineage (家系..., and backwards.Another interesting fact about the hummingbird is that it is the world’s smallest ……

fact about the hummingbird is that it is the world’s smallest dinosaur. “Birds are just...;s smallest dinosaur. “Birds are just one lineage (家系) of dinosaurs that happened to survive (存活 ……

for: 寻找make up for: 补偿There are around 9,000 kinds of birds in the world, and 600 types... they need to rest and make up for the energy lost in flight. There are now fewer migratory birds ……

Guinness World Record in October for the longest flight duration of an ornithopter (扑翼机), an aircraft...Zooming in spaceZooming in spaceUS astronomers presented the world’s largest digital camera in late ……

of birds first learned to glide by taking advantage of gravity before flapping flight was acquired... — a creature that could be a long-sought evolutionary link between dinosaurs and the first true birds ……

. The smallest penguin species is_____.A. the blue penguinB. the yellow penguinC. the emperor penguin3. How many kinds of penguins are there in the world?A. 19.B. 27.C. 40.4. What can protect penguins from ……