)!Squirrels stay active all winter, so they need a supply of food to help keep up their energy. Squirrels tend to bury (埋藏) food underground, piece by piece. Some squirrels may gather (收集) food ……

they hid them all?Squirrels are busy hiding acorns (橡子) every fall. They need these acorns for food... and smelled real. The squirrels were clever and ignored (忽视) the fake nuts, finding their real ones ……

松鼠特工，出动！Brrr! Winter is coming soon. We squirrels are very busy looking for food for winter. For me... (种类) of nuts in different places. I can find them easily this way.Some bad squirrels may steal my ……

holes in the ground or finding holes in tree trunks. That’s where they’re storing food... winter, so they need a supply of food to help keep up their energy. Squirrels tend to bury food ……

are squirrels chosen to detect drugs?2. Why are squirrels chosen to detect drugs?a. They have a sharp sense... know about the drug detection squirrels in Chongqing?1. What do we know about the drug detection ……

on. How do they do that?They use a special way to remember things. It is called chunking (分块记忆).In fact... hazelnuts (榛子) under a tree and walnuts (核桃) close to a rock. This way, when squirrels want to find ……

on. How do they do that?They use a special way to remember things. It is called chunking (分块... hazelnuts (榛子) under a tree and walnuts (核桃) close to a rock. This way, when squirrels want to find ……

because newer species are more successful at competing for food and living space. Others have... holes in the ground or finding holes in trees. That’s where they store the food they will need during ……

and Africa. There're many kinds of squirrels but most have large tails. Long tails help them balance...) in tree branches or holes in the trees. They start to store food in late summer or autumn. Squirrels ……

in the ground or finding holes in trees. That’s where they store the food they will need during the coming... a bird knows, squirrels love bird food!Squirrels stay active all winter, so they need plenty of food ……

; Squirrels: In Chongqing, six squirrels (松鼠) have been taught to search for drugs. They are smaller... the police find and save people? You might think of dogs first. But in Florida, US, the police have ……

Eurasian red squirrels have been chosen to be trained as drug detectives in Chongqing. ... trained and approved for work responsibilities by police in Chongqing in February.Squirrels have ……

finds food, it does a special wiggle dance (摇摆舞) to tell others where to go. The way it moves shows... are smarter than we think! When a bee finds food, it does a special wiggle dance (摇摆舞) to tell others ……

;  Kazak people have been traveling this way for thousands of years. In the past, people had... in the morning. Dad is putting the cows and sheep onto the trucks. Mom packs my favorite milk food and dried ……

."Finding a special new species that is known only from a small island like Barbados is a thrill... discovered the snake in 2006, hidden beneath a rock on Barbados, an island in the Caribbean Sea (加勒 ……