Like many protocols involving research animals, these studies frequently require collection of blood samples for analysis. Blood samples in the snake can be collected from the heart, ventral ...

Pompeu Fabra University (UPF) and the Royal Veterinary College of London have worked together on a pioneering project ...

We examined the rat and noted a 5-mm-diameter round mass on the plantar surface of the left hind limb. The mass was firm and grayish-red in color and had visible blood vessels coursing across its ...

Wandering salamanders fill their toes with blood when they're ready to leap, then drain it on landing for better grip. (Image credit: Photo by William P. Goldenberg) While using high-resolution ...