Cynomolgus monkeys (Macaca fascicularis) and common marmosets (Callithrix jacchus) serve as critical models for drug metabolism studies due to their close genetic and physiological parallels with ...

The use of primates for experiments in U.S. laboratories has soared over the past decade as scientists rely on them to test drug safety and study human maladies. They are the closest living relatives ...

Violeta, who is being treated at the zoo’s veterinary hospital, cannot receive visitors at this time, the zoo said. Photo from Oakland Zoo An endangered spider monkey found by deputies looking for ...

For decades, animals have been used in scientific and medical research. Naturally, some supported research on animals, while others wanted nothing more than to set the animals free. For those in the ...