61700827 story 'Vampire' Squirrel Has World's Fluffiest Tail 54 Posted by Unknown Lamer on Tuesday July 01, 2014 @02:04AM from the in-the-dead-of-night-squirrel-bites dept. sciencehabit (1205606) writes Few scientists have ever seen the rare tufted ground squirrel (Rheithrosciurus macrotis), which hides in the hilly forests of Borneo, but it is an odd beast. It's twice the size of most tree squirrels, and it reputedly has a taste for blood. Now, motion-controlled cameras have revealed another curious fact. The 35-centimeter-long rodent has the bushiest tail of any mammal compared with its body size.