The Roof Rat is a medium sized rodent. They are excellent climber and jumpers , common nesting sites are above the ground level or shallow obstructions. They will nest in trees, attics, voids along the roof line and in ceilings. They enter the homes like squirrels and are found in attics. They will readily gnaw through wood, plastic and some metals and can burrow. They will eat meat and grain but their preference is fresh fruits, vegetables, seeds and nuts.Female Roof Rats give birth 7-8 young after a gestation period of 23-24 days. Roof Rats are born in a nest, in a litter of 7-8 young. The nest is often in a secure place with nesting debris such as in an attic in the insulation.
Roof Rat’s new born babies are bright and only weigh 6-8 grams, their eyes and ear canals are sealed, tiny and hairless (pinkies) with eyes sealed shut with a relatively short tail. 6th day they are starting to get some peach fuzz hair, develops their coats are really starting to come through about 9 day. They are opening eyes after 10 to 16 days, 18th day practicing their washing. They are at the super cute balls-of-fluff stage. The babies are eating a variety of foods . 25th day they are starting to grow very quickly and they spend their waking hours doing lots of playing. 28th day mom is in the process of weaning them. 35th day they are continuing to grow very quickly and will start to notice a size difference between males and females. 42th day the babies are well developed, completely weaned and ready to go out.
They have generally sleeker body with a narrow snout, pointed nuzzle and bigger ears and longer tail are long enough to be pulled over its eyes. Roof Rat’s colour is black or brown back, white, cream or grey belly.
Roof Rats are growing up to 15-22 cm long and the tail of the Roof Rat is about 18-25 cm on average and black with fine scales. The tail is larger than body. Adult Roof Rat body weight average up to 150 to 250 grms.