The phrase "a pack of rats" is correct and usable in written English.
It can be used to refer to a group of rats, often in a literal sense, but it can also be used metaphorically to describe a group of people acting in a sneaky or untrustworthy manner.
Example: "The abandoned building was infested with a pack of rats, scurrying around in search of food."
Alternatives: "a swarm of rats" or "a group of rats".
But as I walked up to it I disturbed a pack of rats.
And at their feet, in significant numbers but so small as to go unheeded, are a pack of rats.
A wireless computer network could ferry data between a pack of rats so that if one rat were out of direct radio contact with the operator, its signal could still be transmitted through the network, Dr. Chapin said.
Larry, a 4-year-old tabby cat, arrived at his new home at 10 Downing Street to help rid it of a pack of rats seen scuttling close to the British leader's official residence.
To get there, though, one must walk south of the Port Authority Bus Terminal, past an all-night liquor store known for serving customers of all ages, a gaggle of homeless people, a pack of rats and a couple of stinky, smoky garages.
Ghosh writes with impeccable control, and with a vivid and sometimes surprising imagination: a woman's tooth protrudes "like a tilted gravestone"; an opium addict's writhing spasms are akin to "looking at a pack of rats squirming in a sack"; the body of a young man is "a smoking crater that had just risen from the ocean and was still waiting to be explored".
He's still mostly musings
"We, the natives of Belitung, were like a pack of starving rats in a barn full of rice," says Ikal.
In a pack of 200 rats, where it's hard to remember who's been helpful and who hasn't, a general willingness to help others makes sense as a strategy, Rutte says.
Born Christopher Breaux and raised in New Orleans, he was a quiet sage who fell in with a pack of irreverent skate rats and rappers in Los Angeles known as Odd Future.
These days you can't even swing a dead cat without hitting a pack of tattooed skate rats rolling around town with upside-down crosses and marks of the beast emblazoned on their coach jackets.
