A community in Fairfax County, Virginia, created a petition for Wally after its homeowners association said it would remove ...

At the top of the list is the nutria, a large, water-loving rodent that resembles a beaver without the trademark flat tail. Nutria are native to the swamps of South America. They were brought to ...

The rat tail contains a dorsal vein ... Serum is easier to remove compared with a flat bottomed or curved collection tube. Rats have a total blood volume of 58–70 ml/kg 4.