The nightmare of every subway rider was caught on video after a chubby sewer rat crawled up the leg of a sleeping straphanger on a No. 4 train in Brooklyn and came face-to-face with the man.

Rats can jump as high as 36 inches ... a rat uses its vibrissae — long whiskers on the nose and face — to feel and make sure it’s safe. Then it squeezes the rest of its body through the ...