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The average female Norway rat has four to six litters per year and may successfully wean 20 or more offspring annually. The average number of litters a female roof rat has per year depends on many factors, but generally is three to five with from five to eight young in each litter.
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How many movies has rats in them and what are they?
10000000 rats
Tolman's rats learned to run the maze simply by hanging out in it They received no rewards for learning the maze When they were able to run the maze just as fast or faster than rats that were tra?
The rats employed mental mapping, and they were able to run the maze quickly.
What will happen to this population of rats between fall and the next spring?
The 50 rats best able to keep food will survive
Are rats indangered?
There are many species of rats [surprisingly] And yes Some species of rats are Endangered And some are even Extinct! Rats in a whole are not endangered because they can reproduce in many numbers.
Do rats get attached to there name?
Rats can be trained to identify their names but if you dont use the rat's name while with it usually they will not be able to identify it
How many rats were in Indiana Jones and the last crusade?
10685 male rats and 9567 female rats.
How many rats were in group a in Mrs.Frisby and the rats of Nihm?
7 or 8
How many pages does The Rats - novel - have?
The Rats - novel - has 181 pages.
How many pages does War of the Rats have?
War of the Rats has 512 pages.
How many pages does City of the Rats have?
City of the Rats has 132 pages.
Are sharks able to learn at the rate of white rats and pigeons?
Yes
How many allens cotton rats were there 50 years ago?
how many allens cotton rats are left
