; Conservation Despite how bright and vivid big cities can be, the birds living there might be getting less colorful.Despite how bright and vivid big cities can be, the birds living there might ……

be, the birds living there might be getting less colorful.Despite how bright and vivid big cities can be, the birds living there might be getting less colorful.A study published in the journal Landscape ……

HAVE you ever noticed that birds in cities sing louder? A study recently published has found that some Australian birds are changing the way they sing, so they can be heard over traffic noise ……

living birds. People often mistake them for bees.Although hummingbirds are small, they have strong... in Cuba. It is about 5.5 cm long and weighs about 2 g. They are the smallest living birds. People often ……

birds.B. There is rubbish in the nests of many birds.C. There is almost no bird living in Antarctica.C. There is almost no bird living in Antarctica.D. Birds can help clean the environment.D. Birds can ……

and weighs about 2 g. They are the smallest living birds. People often mistake them for bees.Although.... They are the smallest living birds. People often mistake them for bees.Although hummingbirds are small ……

. They learned birds’ eating and living habits. The activity helped them love birds and nature...拿上望远镜，我们去观鸟吧！►WHAT made these students so interested? Lovely birds! Students at Beijing No 13 ……

help birds build their nestsB. some people help birds build their nestsC. there are almost no birds living in AntarcticaC. there are almost no birds living in AntarcticaD. birds can help clean ……

.This birdhouse is beside a lake. It’s like an apartment. It has 70 rooms. Birds must enjoy living...鸟儿们的“豪宅” Where does a bird live? Usually in a nest or a cage. But some birds have fancy (别致 ……

?· Landmarks: Some birds use geographical features to guide themselves, like mountains, rivers or coastlines.· Landmarks: Some birds use geographical features to guide themselves, like mountains, rivers ……

?· Landmarks: Some birds use geographical features to guide themselves, like mountains, rivers or coastlines.· Landmarks: Some birds use geographical features to guide themselves, like mountains, rivers ……

colorFood brings colorCity birds often eat people’s food. Fruits and vegetables like carrots...城里的鸟儿更鲜艳城里的鸟儿更鲜艳Which birds have more beautiful feathers, the ones in the city or in the wild ……

that birds like to eat grow faster.Technology is also helping make sure migratory birds have enough food.... This helps plants that birds like to eat grow faster. Years of hard work are paying off. For example ……

that birds like to eat grow faster.Technology is also helping make sure migratory birds have enough food.... This helps plants that birds like to eat grow faster. Years of hard work are paying off. For example ……

water levels. This way, plants that birds like to eat can grow faster.Against the background..., plants that birds like to eat can grow faster.  Facts about Siberian cranesFacts about ……