Something that is surprising is unexpected or unusual and makes you feel surprised. It is not surprising that children learn to read at different rates. A surprising number of customers order the same sandwich every day.

語源 Need is a noun, be a subjunctive. Perhaps an alteration of 古期 英語 phrases like ġ if þearf bēo, literally "if need be". That phrase would have been completely unidiomatic, equivalent to " if a need exists " or " if there is a need".

Facts about rats: a rat’s teeth continue to grow throughout its life. One reason rats chew and nibble is to keep their teeth worn down so they can eat. A rat can produce half a billion babies within three years.

Find out about these clever critters with National Geographic Kids' facts about rats. Where do they live? What do they do? We find out...

Discover amazing facts about rats! From physical traits to their fascinating history, find out why rats are so interesting.

Norway rat (Rattus norvegicus). Those who suffer from musophobia might want to stop reading. This list is about rats! We’ve come up with eight facts that you might not know—or want to know—about the rodent everyone loves to hate.

Here are 10 rat facts you (probably) haven't heard before. 1. There are more brown rats in the world than any other species. This makes rats the most numerous species on Earth. They make up 40 per cent of all 5,487 species of mammal on Earth. 2. Rats can’t vomit.