7 Days (1 week). Bald Baby … 5 Days. 8 Days. They are famous for being almost totally bald. They are also the only known eusocial mammals, meaning their social structure closely resembles that of insects like ants or bees. Some rodents, like certain hamsters, have long, smooth fur. Naked mole-rats feed primarily on very large tubers (weighing as much as a thousand times the body weight of a typical mole-rat) that they find deep underground through their mining operations. Most rodents do have fur on their bodies. However, scientists used genetic markers to show that Damaraland mole rats are not inbred. Rattie World O' Comfort has some great photographs on the daily development and growth of baby rats days 1 - 30. Without fur, naked mole rats look pink and wrinkled. These beauties wouldn’t win any pageants, but they are fascinating animals. Let’s get started! They are starting to get some peach fuzz hair. And this means that the rat is not a truly hairless rat, but most likely a homozygous Rex rat who is exhibiting only partial hair loss. The babies are already showing pigment. Bald Baby … 2 Days. Naked mole rats look pretty weird. 4 Days. These beauties wouldn’t win any pageants, but they are fascinating animals. Mar 15, 2014 - Explore lannanm324's board "Life: Rats, Mice, Moles, Voles, and Shrews" on Pinterest. Unlike most mammals, naked mole rats don’t regulate their own body temperature and don’t have any pain receptors in their skin, likely an adaptation to their burrowing lifestyle. Some rodents, like certain hamsters, have long, smooth fur. 6 Days. They are famous for being almost totally bald. 3 Days. The babies are already showing pigment. Naked mole rats look pretty weird. Originally, its occurrence in mole rats was thought to stem from inbreeding. Out in the garden today, my father happened to dig up a mole (I'm fairly certain it's a baby given the size of moles in KY). Click any image and go directly to RWOC. Baby Rat Development from Birth to 6 weeks. Why do naked mole rats have no fur? By Karen Robbins. Although this type of reproduction is most common among insects like honeybees, two species of African mole rat (naked and Damaraland mole rats) display this behavior as well. Most rodents do have fur on their bodies. Go to more photos of 1-day-old rat babies. The light spot on their left side is a tummy full of milk. Without fur, naked mole rats look pink and wrinkled. Each day more pigment shows through. See more ideas about Animals, Mammals and Rats. See more ideas about Animals, Mammals and Rats. Black hairless rats aren’t true hairless rats, as rat skin does not contain pigment. Unlike most mammals, naked mole rats don’t regulate their own body temperature and don’t have any pain receptors in their skin, likely an adaptation to their burrowing lifestyle.