A training technique is described for ensuring the active cooperation of adult male rhesus monkeys (Macaca mulatta) during in-homecage venipuncture. Five single-housed and 10 pair-housed males ...

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...