Show Mice Perish in 25 Minutes At 35 Degrees Below Zero WASHINGTON Survival Survival time of various warm-blooded warm animals kept in cages at a temperature of 35 degrees degrees de de- grees below zero has been determined determined de de- by the Army Quartermaster ter corps The series of tests were conducted in the cold room of Harvard's Harvard's Haryard's Har Har- vard's yards fatigue laboratory Mice succumbed quickest under such an exposure dying in less than 25 minutes Canaries were next surviving for only 36 38 minutes White rats lasted between 45 minutes and 2 hours Some rabbits died in three and a half hours while others not for six and a half hours Some white leghorn chickens perished perished perished per per- in less than three and a half hours while others managed to stay alive for twenty-nine twenty and a half hours Army carrier pigeons put up the greatest resistance to the frigid temperatures None died in less than 2 22 23 hours a. a and aid one lived for 78 hours This hardiness may provide clues to the high survival of wild half-wild park pigeons under tough city con None of the animals hopped or fluttered about in an effort to keep warm Instead they hunched themselves them selves up as compactly as possible presenting a minimum body surface surface sur sur- face to the cold |